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Message-Id: <20200210122418.109052516@linuxfoundation.org>
Date: Mon, 10 Feb 2020 04:31:17 -0800
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org, Eric Biggers <ebiggers@...gle.com>,
Jaegeuk Kim <jaegeuk@...nel.org>
Subject: [PATCH 5.4 121/309] f2fs: fix dcache lookup of !casefolded directories
From: Eric Biggers <ebiggers@...gle.com>
commit 5515eae647426169e4b7969271fb207881eba7f6 upstream.
Do the name comparison for non-casefolded directories correctly.
This is analogous to ext4's commit 66883da1eee8 ("ext4: fix dcache
lookup of !casefolded directories").
Fixes: 2c2eb7a300cd ("f2fs: Support case-insensitive file name lookups")
Cc: <stable@...r.kernel.org> # v5.4+
Signed-off-by: Eric Biggers <ebiggers@...gle.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
fs/f2fs/dir.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -1072,7 +1072,7 @@ static int f2fs_d_compare(const struct d
if (!IS_CASEFOLDED(dentry->d_parent->d_inode)) {
if (len != name->len)
return -1;
- return memcmp(str, name, len);
+ return memcmp(str, name->name, len);
}
return f2fs_ci_compare(dentry->d_parent->d_inode, name, &qstr, false);
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