linux-kernel - [PATCH AUTOSEL 4.19 134/205] f2fs: fix memory leak of write_io in fill

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Date:   Fri,  8 Nov 2019 06:36:41 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Chao Yu <yuchao0@...wei.com>, Jaegeuk Kim <jaegeuk@...nel.org>,
        Sasha Levin <sashal@...nel.org>,
        linux-f2fs-devel@...ts.sourceforge.net
Subject: [PATCH AUTOSEL 4.19 134/205] f2fs: fix memory leak of write_io in fill_super()

From: Chao Yu <yuchao0@...wei.com>

[ Upstream commit 0b2103e886e6de9802e1170e57c573443286a483 ]

It needs to release memory allocated for sbi->write_io in error path,
otherwise, it will cause memory leak.

Signed-off-by: Chao Yu <yuchao0@...wei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 fs/f2fs/super.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 6851afc3bf805..588c575bd72b0 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -2923,7 +2923,7 @@ try_onemore:
 				     GFP_KERNEL);
 		if (!sbi->write_io[i]) {
 			err = -ENOMEM;
-			goto free_options;
+			goto free_bio_info;
 		}
 
 		for (j = HOT; j < n; j++) {
-- 
2.20.1