| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.5 059/257] pstore/platform: fix potential mem leak if pstore_init_fs failed | Date | Thu, 16 Apr 2020 15:21:50 +0200 |
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From: chenqiwu <chenqiwu@xiaomi.com>
[ Upstream commit 8a57d6d4ddfa41c49014e20493152c41a38fcbf8 ]
There is a potential mem leak when pstore_init_fs failed, since the pstore compression maybe unlikey to initialized successfully. We must clean up the allocation once this unlikey issue happens.
Signed-off-by: chenqiwu <chenqiwu@xiaomi.com> Link: https://lore.kernel.org/r/1581068800-13817-1-git-send-email-qiwuchen55@gmail.com Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- fs/pstore/platform.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c index d896457e7c117..408277ee3cdb9 100644 --- a/fs/pstore/platform.c +++ b/fs/pstore/platform.c @@ -823,9 +823,9 @@ static int __init pstore_init(void) ret = pstore_init_fs(); if (ret) - return ret; + free_buf_for_compression(); - return 0; + return ret; } late_initcall(pstore_init); -- 2.20.1
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