This patch adds two error conditions early in the setxattr operations.
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@xxxxxxxxxxx>
---
fs/f2fs/xattr.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/fs/f2fs/xattr.c b/fs/f2fs/xattr.c
index bbe9c2b..6073f9f 100644
--- a/fs/f2fs/xattr.c
+++ b/fs/f2fs/xattr.c
@@ -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);
--
1.8.4.474.g128a96c
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