pstore: add vmalloc error check

If vmalloc fails, make write_pmsg return -ENOMEM.

Signed-off-by: Geliang Tang <geliangtang@163.com>
Acked-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Geliang Tang 2015-10-20 00:39:01 -07:00 • committed by Tony Luck
commit 549b39a9e7