summaryrefslogtreecommitdiffstats
path: root/drivers/mmc
diff options
context:
space:
mode:
authorPhilippe De Swert2012-04-11 22:32:05 +0200
committerChris Ball2012-05-10 02:47:49 +0200
commitf6f44590f231cdf914ce740f3a53a6b815bf4767 (patch)
tree9c530896e81e0f7afbb413a12496ff05ca02d70d /drivers/mmc
parentmmc: card: Avoid null pointer dereference (diff)
downloadkernel-qcow2-linux-f6f44590f231cdf914ce740f3a53a6b815bf4767.tar.gz
kernel-qcow2-linux-f6f44590f231cdf914ce740f3a53a6b815bf4767.tar.xz
kernel-qcow2-linux-f6f44590f231cdf914ce740f3a53a6b815bf4767.zip
mmc: core: Remove dead code
bus_width is passed to the function and when 0 (MMC_BUS_WIDTH_1) will cause the function to return. So in in the second test it definitely is different from 0, and the third test is redundant. Signed-off-by: Philippe De Swert <philippedeswert@gmail.com> Reviewed-by: Namjae Jeon <linkinjeon@gmail.com> Acked-by: Philip Rakity <prakity@marvell.com> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/core/mmc.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index 163046030773..2f0e11c9fd67 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -539,14 +539,10 @@ static int mmc_compare_ext_csds(struct mmc_card *card, unsigned bus_width)
err = mmc_get_ext_csd(card, &bw_ext_csd);
if (err || bw_ext_csd == NULL) {
- if (bus_width != MMC_BUS_WIDTH_1)
- err = -EINVAL;
+ err = -EINVAL;
goto out;
}
- if (bus_width == MMC_BUS_WIDTH_1)
- goto out;
-
/* only compare read only fields */
err = !((card->ext_csd.raw_partition_support ==
bw_ext_csd[EXT_CSD_PARTITION_SUPPORT]) &&