Merge remote-tracking branch 'remotes/armbru/tags/pull-error-2020-07-07-v2' into staging

Error reporting patches patches for 2020-07-07

# gpg: Signature made Fri 10 Jul 2020 14:24:42 BST
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [full]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [full]
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-error-2020-07-07-v2: (53 commits)
  xen: Use ERRP_GUARD()
  nbd: Use ERRP_GUARD()
  virtio-9p: Use ERRP_GUARD()
  fw_cfg: Use ERRP_GUARD()
  pflash: Use ERRP_GUARD()
  sd: Use ERRP_GUARD()
  scripts: Coccinelle script to use ERRP_GUARD()
  error: New macro ERRP_GUARD()
  hmp: Ignore Error objects where the return value suffices
  qdev: Ignore Error objects where the return value suffices
  qemu-img: Ignore Error objects where the return value suffices
  error: Avoid error_propagate() after migrate_add_blocker()
  qapi: Purge error_propagate() from QAPI core
  qapi: Smooth visitor error checking in generated code
  qapi: Smooth another visitor error checking pattern
  block/parallels: Simplify parallels_open() after previous commit
  error: Reduce unnecessary error propagation
  error: Eliminate error_propagate() manually
  error: Eliminate error_propagate() with Coccinelle, part 2
  error: Eliminate error_propagate() with Coccinelle, part 1
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 43 insertions, 81 deletions

diff --git a/hw/arm/aspeed_ast2600.c b/hw/arm/aspeed_ast2600.c
index 59a7a1370b..3767f7d8d0 100644
--- a/hw/arm/aspeed_ast2600.c
+++ b/hw/arm/aspeed_ast2600.c
@@ -196,7 +196,7 @@ static void aspeed_soc_ast2600_init(Object *obj)
     object_initialize_child(obj, "sd-controller", &s->sdhci,
                             TYPE_ASPEED_SDHCI);
 
-    object_property_set_int(OBJECT(&s->sdhci), 2, "num-slots", &error_abort);
+    object_property_set_int(OBJECT(&s->sdhci), "num-slots", 2, &error_abort);
 
     /* Init sd card slot class here so that they're under the correct parent */
     for (i = 0; i < ASPEED_SDHCI_NUM_SLOTS; ++i) {
@@ -207,7 +207,7 @@ static void aspeed_soc_ast2600_init(Object *obj)
     object_initialize_child(obj, "emmc-controller", &s->emmc,
                             TYPE_ASPEED_SDHCI);
 
-    object_property_set_int(OBJECT(&s->emmc), 1, "num-slots", &error_abort);
+    object_property_set_int(OBJECT(&s->emmc), "num-slots", 1, &error_abort);
 
     object_initialize_child(obj, "emmc-controller.sdhci", &s->emmc.slots[0],
                             TYPE_SYSBUS_SDHCI);
@@ -241,17 +241,16 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
 
     /* CPU */
     for (i = 0; i < sc->num_cpus; i++) {
-        object_property_set_int(OBJECT(&s->cpu[i]), QEMU_PSCI_CONDUIT_SMC,
-                                "psci-conduit", &error_abort);
+        object_property_set_int(OBJECT(&s->cpu[i]), "psci-conduit",
+                                QEMU_PSCI_CONDUIT_SMC, &error_abort);
         if (sc->num_cpus > 1) {
-            object_property_set_int(OBJECT(&s->cpu[i]),
-                                    ASPEED_A7MPCORE_ADDR,
-                                    "reset-cbar", &error_abort);
+            object_property_set_int(OBJECT(&s->cpu[i]), "reset-cbar",
+                                    ASPEED_A7MPCORE_ADDR, &error_abort);
         }
-        object_property_set_int(OBJECT(&s->cpu[i]), aspeed_calc_affinity(i),
-                                "mp-affinity", &error_abort);
+        object_property_set_int(OBJECT(&s->cpu[i]), "mp-affinity",
+                                aspeed_calc_affinity(i), &error_abort);
 
-        object_property_set_int(OBJECT(&s->cpu[i]), 1125000000, "cntfrq",
+        object_property_set_int(OBJECT(&s->cpu[i]), "cntfrq", 1125000000,
                                 &error_abort);
 
         /*
@@ -259,19 +258,17 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
          * is needed when using -kernel
          */
 
-        qdev_realize(DEVICE(&s->cpu[i]), NULL, &err);
-        if (err) {
-            error_propagate(errp, err);
+        if (!qdev_realize(DEVICE(&s->cpu[i]), NULL, errp)) {
             return;
         }
     }
 
     /* A7MPCORE */
-    object_property_set_int(OBJECT(&s->a7mpcore), sc->num_cpus, "num-cpu",
+    object_property_set_int(OBJECT(&s->a7mpcore), "num-cpu", sc->num_cpus,
                             &error_abort);
-    object_property_set_int(OBJECT(&s->a7mpcore),
+    object_property_set_int(OBJECT(&s->a7mpcore), "num-irq",
                             ASPEED_SOC_AST2600_MAX_IRQ + GIC_INTERNAL,
-                            "num-irq", &error_abort);
+                            &error_abort);
 
     sysbus_realize(SYS_BUS_DEVICE(&s->a7mpcore), &error_abort);
     sysbus_mmio_map(SYS_BUS_DEVICE(&s->a7mpcore), 0, ASPEED_A7MPCORE_ADDR);
@@ -301,17 +298,13 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
                                 sc->memmap[ASPEED_SRAM], &s->sram);
 
     /* SCU */
-    sysbus_realize(SYS_BUS_DEVICE(&s->scu), &err);
-    if (err) {
-        error_propagate(errp, err);
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->scu), errp)) {
         return;
     }
     sysbus_mmio_map(SYS_BUS_DEVICE(&s->scu), 0, sc->memmap[ASPEED_SCU]);
 
     /* RTC */
-    sysbus_realize(SYS_BUS_DEVICE(&s->rtc), &err);
-    if (err) {
-        error_propagate(errp, err);
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->rtc), errp)) {
         return;
     }
     sysbus_mmio_map(SYS_BUS_DEVICE(&s->rtc), 0, sc->memmap[ASPEED_RTC]);
@@ -319,11 +312,9 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
                        aspeed_soc_get_irq(s, ASPEED_RTC));
 
     /* Timer */
-    object_property_set_link(OBJECT(&s->timerctrl),
-                             OBJECT(&s->scu), "scu", &error_abort);
-    sysbus_realize(SYS_BUS_DEVICE(&s->timerctrl), &err);
-    if (err) {
-        error_propagate(errp, err);
+    object_property_set_link(OBJECT(&s->timerctrl), "scu", OBJECT(&s->scu),
+                             &error_abort);
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->timerctrl), errp)) {
         return;
     }
     sysbus_mmio_map(SYS_BUS_DEVICE(&s->timerctrl), 0,
@@ -341,11 +332,9 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
     }
 
     /* I2C */
-    object_property_set_link(OBJECT(&s->i2c), OBJECT(s->dram_mr), "dram",
+    object_property_set_link(OBJECT(&s->i2c), "dram", OBJECT(s->dram_mr),
                              &error_abort);
-    sysbus_realize(SYS_BUS_DEVICE(&s->i2c), &err);
-    if (err) {
-        error_propagate(errp, err);
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->i2c), errp)) {
         return;
     }
     sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c), 0, sc->memmap[ASPEED_I2C]);
@@ -360,17 +349,13 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
     }
 
     /* FMC, The number of CS is set at the board level */
-    object_property_set_link(OBJECT(&s->fmc), OBJECT(s->dram_mr), "dram",
+    object_property_set_link(OBJECT(&s->fmc), "dram", OBJECT(s->dram_mr),
                              &error_abort);
-    object_property_set_int(OBJECT(&s->fmc), sc->memmap[ASPEED_SDRAM],
-                            "sdram-base", &err);
-    if (err) {
-        error_propagate(errp, err);
+    if (!object_property_set_int(OBJECT(&s->fmc), "sdram-base",
+                                 sc->memmap[ASPEED_SDRAM], errp)) {
         return;
     }
-    sysbus_realize(SYS_BUS_DEVICE(&s->fmc), &err);
-    if (err) {
-        error_propagate(errp, err);
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->fmc), errp)) {
         return;
     }
     sysbus_mmio_map(SYS_BUS_DEVICE(&s->fmc), 0, sc->memmap[ASPEED_FMC]);
@@ -381,13 +366,10 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
 
     /* SPI */
     for (i = 0; i < sc->spis_num; i++) {
-        object_property_set_link(OBJECT(&s->spi[i]), OBJECT(s->dram_mr),
-                                 "dram", &error_abort);
-        object_property_set_int(OBJECT(&s->spi[i]), 1, "num-cs",
-                                &error_abort);
-        sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), &err);
-        if (err) {
-            error_propagate(errp, err);
+        object_property_set_link(OBJECT(&s->spi[i]), "dram",
+                                 OBJECT(s->dram_mr), &error_abort);
+        object_property_set_int(OBJECT(&s->spi[i]), "num-cs", 1, &error_abort);
+        if (!sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), errp)) {
             return;
         }
         sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 0,
@@ -398,9 +380,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
 
     /* EHCI */
     for (i = 0; i < sc->ehcis_num; i++) {
-        sysbus_realize(SYS_BUS_DEVICE(&s->ehci[i]), &err);
-        if (err) {
-            error_propagate(errp, err);
+        if (!sysbus_realize(SYS_BUS_DEVICE(&s->ehci[i]), errp)) {
             return;
         }
         sysbus_mmio_map(SYS_BUS_DEVICE(&s->ehci[i]), 0,
@@ -410,9 +390,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
     }
 
     /* SDMC - SDRAM Memory Controller */
-    sysbus_realize(SYS_BUS_DEVICE(&s->sdmc), &err);
-    if (err) {
-        error_propagate(errp, err);
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdmc), errp)) {
         return;
     }
     sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdmc), 0, sc->memmap[ASPEED_SDMC]);
@@ -421,11 +399,9 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
     for (i = 0; i < sc->wdts_num; i++) {
         AspeedWDTClass *awc = ASPEED_WDT_GET_CLASS(&s->wdt[i]);
 
-        object_property_set_link(OBJECT(&s->wdt[i]),
-                                 OBJECT(&s->scu), "scu", &error_abort);
-        sysbus_realize(SYS_BUS_DEVICE(&s->wdt[i]), &err);
-        if (err) {
-            error_propagate(errp, err);
+        object_property_set_link(OBJECT(&s->wdt[i]), "scu", OBJECT(&s->scu),
+                                 &error_abort);
+        if (!sysbus_realize(SYS_BUS_DEVICE(&s->wdt[i]), errp)) {
             return;
         }
         sysbus_mmio_map(SYS_BUS_DEVICE(&s->wdt[i]), 0,
@@ -434,11 +410,9 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
 
     /* Net */
     for (i = 0; i < sc->macs_num; i++) {
-        object_property_set_bool(OBJECT(&s->ftgmac100[i]), true, "aspeed",
+        object_property_set_bool(OBJECT(&s->ftgmac100[i]), "aspeed", true,
                                  &error_abort);
-        sysbus_realize(SYS_BUS_DEVICE(&s->ftgmac100[i]), &err);
-        if (err) {
-            error_propagate(errp, err);
+        if (!sysbus_realize(SYS_BUS_DEVICE(&s->ftgmac100[i]), errp)) {
             return;
         }
         sysbus_mmio_map(SYS_BUS_DEVICE(&s->ftgmac100[i]), 0,
@@ -446,11 +420,9 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
         sysbus_connect_irq(SYS_BUS_DEVICE(&s->ftgmac100[i]), 0,
                            aspeed_soc_get_irq(s, ASPEED_ETH1 + i));
 
-        object_property_set_link(OBJECT(&s->mii[i]), OBJECT(&s->ftgmac100[i]),
-                                 "nic", &error_abort);
-        sysbus_realize(SYS_BUS_DEVICE(&s->mii[i]), &err);
-        if (err) {
-            error_propagate(errp, err);
+        object_property_set_link(OBJECT(&s->mii[i]), "nic",
+                                 OBJECT(&s->ftgmac100[i]), &error_abort);
+        if (!sysbus_realize(SYS_BUS_DEVICE(&s->mii[i]), errp)) {
             return;
         }
 
@@ -459,9 +431,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
     }
 
     /* XDMA */
-    sysbus_realize(SYS_BUS_DEVICE(&s->xdma), &err);
-    if (err) {
-        error_propagate(errp, err);
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->xdma), errp)) {
         return;
     }
     sysbus_mmio_map(SYS_BUS_DEVICE(&s->xdma), 0,
@@ -470,18 +440,14 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
                        aspeed_soc_get_irq(s, ASPEED_XDMA));
 
     /* GPIO */
-    sysbus_realize(SYS_BUS_DEVICE(&s->gpio), &err);
-    if (err) {
-        error_propagate(errp, err);
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio), errp)) {
         return;
     }
     sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio), 0, sc->memmap[ASPEED_GPIO]);
     sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio), 0,
                        aspeed_soc_get_irq(s, ASPEED_GPIO));
 
-    sysbus_realize(SYS_BUS_DEVICE(&s->gpio_1_8v), &err);
-    if (err) {
-        error_propagate(errp, err);
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio_1_8v), errp)) {
         return;
     }
     sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio_1_8v), 0,
@@ -490,9 +456,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
                        aspeed_soc_get_irq(s, ASPEED_GPIO_1_8V));
 
     /* SDHCI */
-    sysbus_realize(SYS_BUS_DEVICE(&s->sdhci), &err);
-    if (err) {
-        error_propagate(errp, err);
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdhci), errp)) {
         return;
     }
     sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdhci), 0,
@@ -501,9 +465,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
                        aspeed_soc_get_irq(s, ASPEED_SDHCI));
 
     /* eMMC */
-    sysbus_realize(SYS_BUS_DEVICE(&s->emmc), &err);
-    if (err) {
-        error_propagate(errp, err);
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->emmc), errp)) {
         return;
     }
     sysbus_mmio_map(SYS_BUS_DEVICE(&s->emmc), 0, sc->memmap[ASPEED_EMMC]);