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f2fs: return errors right after checking them 

This patch adds two error conditions early in the setxattr operations.

Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
This commit is contained in:
Jaegeuk Kim 2014-04-23 12:28:18 +09:00
parent c02745ef68
commit 916decbf39
1 changed files with 9 additions and 1 deletions
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10
fs/f2fs/xattr.c
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@ -509,8 +509,16 @@ static int __f2fs_setxattr(struct inode *inode, int index,
here = __find_xattr(base_addr, index, len, name);
found = IS_XATTR_LAST_ENTRY(here) ? 0 : 1;
last = here;
if ((flags & XATTR_REPLACE) && !found) {
error = -ENODATA;
goto exit;
} else if ((flags & XATTR_CREATE) && found) {
error = -EEXIST;
goto exit;
}
last = here;
while (!IS_XATTR_LAST_ENTRY(last))
last = XATTR_NEXT_ENTRY(last);