Skip to content
Commit bfe5b1b1 authored by Ville Viinikka's avatar Ville Viinikka Committed by Ulf Hansson
Browse files

mmc: block: fix free of uninitialized 'idata->buf'



Set 'idata->buf' to NULL so that it never gets returned without
initialization. This fixes a bug where mmc_blk_ioctl_cmd() would
free both 'idata' and 'idata->buf' but 'idata->buf' was returned
uninitialized.

Fixes: 1ff8950c ("mmc: block: change to use kmalloc when copy data from userspace")
Signed-off-by: default avatarVille Viinikka <ville@tuxera.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 92d21ac7
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment