git.osdn.net Git - uclinux-h8/linux.git/commit

author	Peng Hao <richard.peng@oppo.com>
	Fri, 22 May 2020 09:29:25 +0000 (09:29 +0000)
committer	Ulf Hansson <ulf.hansson@linaro.org>
	Mon, 25 May 2020 08:45:17 +0000 (10:45 +0200)
commit	202500d21654874aa03243e91f96de153ec61860
tree	1015cdcac9853fb6d34e28a0f4f660f80716ca54	tree \| snapshot
parent	2b17b8d7cc65d333a48c6d32ee44fc489cecb7d9	commit \| diff

mmc: block: Fix use-after-free issue for rpmb

The data structure member “rpmb->md” was passed to a call of the function
“mmc_blk_put” after a call of the function “put_device”. Reorder these
function calls to keep the data accesses consistent.

Fixes: 1c87f7357849 ("mmc: block: Fix bug when removing RPMB chardev ")
Signed-off-by: Peng Hao <richard.peng@oppo.com>
Cc: stable@vger.kernel.org
[Uffe: Fixed up mangled patch and updated commit message]
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>