| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.19 166/206] ext4: stop overwrite the errcode in ext4_setup_super | Date | Tue, 23 Jun 2020 21:58:14 +0200 |
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From: yangerkun <yangerkun@huawei.com>
[ Upstream commit 5adaccac46ea79008d7b75f47913f1a00f91d0ce ]
Now the errcode from ext4_commit_super will overwrite EROFS exists in ext4_setup_super. Actually, no need to call ext4_commit_super since we will return EROFS. Fix it by goto done directly.
Fixes: c89128a00838 ("ext4: handle errors on ext4_commit_super") Signed-off-by: yangerkun <yangerkun@huawei.com> Reviewed-by: Jan Kara <jack@suse.cz> Link: https://lore.kernel.org/r/20200601073404.3712492-1-yangerkun@huawei.com Signed-off-by: Theodore Ts'o <tytso@mit.edu> Signed-off-by: Sasha Levin <sashal@kernel.org> --- fs/ext4/super.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 93c14ecac831e..affccf55294e9 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -2249,6 +2249,7 @@ static int ext4_setup_super(struct super_block *sb, struct ext4_super_block *es, ext4_msg(sb, KERN_ERR, "revision level too high, " "forcing read-only mode"); err = -EROFS; + goto done; } if (read_only) goto done; -- 2.25.1
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