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Diffstat (limited to 'drivers/misc/cxl/native.c')
-rw-r--r--drivers/misc/cxl/native.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/misc/cxl/native.c b/drivers/misc/cxl/native.c
index 871a2f09c718..8d6ea9712dbd 100644
--- a/drivers/misc/cxl/native.c
+++ b/drivers/misc/cxl/native.c
@@ -1302,13 +1302,16 @@ int cxl_native_register_psl_err_irq(struct cxl *adapter)
void cxl_native_release_psl_err_irq(struct cxl *adapter)
{
- if (adapter->native->err_virq != irq_find_mapping(NULL, adapter->native->err_hwirq))
+ if (adapter->native->err_virq == 0 ||
+ adapter->native->err_virq !=
+ irq_find_mapping(NULL, adapter->native->err_hwirq))
return;
cxl_p1_write(adapter, CXL_PSL_ErrIVTE, 0x0000000000000000);
cxl_unmap_irq(adapter->native->err_virq, adapter);
cxl_ops->release_one_irq(adapter, adapter->native->err_hwirq);
kfree(adapter->irq_name);
+ adapter->native->err_virq = 0;
}
int cxl_native_register_serr_irq(struct cxl_afu *afu)
@@ -1346,13 +1349,15 @@ int cxl_native_register_serr_irq(struct cxl_afu *afu)
void cxl_native_release_serr_irq(struct cxl_afu *afu)
{
- if (afu->serr_virq != irq_find_mapping(NULL, afu->serr_hwirq))
+ if (afu->serr_virq == 0 ||
+ afu->serr_virq != irq_find_mapping(NULL, afu->serr_hwirq))
return;
cxl_p1n_write(afu, CXL_PSL_SERR_An, 0x0000000000000000);
cxl_unmap_irq(afu->serr_virq, afu);
cxl_ops->release_one_irq(afu->adapter, afu->serr_hwirq);
kfree(afu->err_irq_name);
+ afu->serr_virq = 0;
}
int cxl_native_register_psl_irq(struct cxl_afu *afu)
@@ -1375,12 +1380,15 @@ int cxl_native_register_psl_irq(struct cxl_afu *afu)
void cxl_native_release_psl_irq(struct cxl_afu *afu)
{
- if (afu->native->psl_virq != irq_find_mapping(NULL, afu->native->psl_hwirq))
+ if (afu->native->psl_virq == 0 ||
+ afu->native->psl_virq !=
+ irq_find_mapping(NULL, afu->native->psl_hwirq))
return;
cxl_unmap_irq(afu->native->psl_virq, afu);
cxl_ops->release_one_irq(afu->adapter, afu->native->psl_hwirq);
kfree(afu->psl_irq_name);
+ afu->native->psl_virq = 0;
}
static void recover_psl_err(struct cxl_afu *afu, u64 errstat)