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authorZhangZhen <zhenzhang.zhang@huawei.com>2014-04-04 05:47:16 +0400
committerJaegeuk Kim <jaegeuk.kim@samsung.com>2014-04-07 07:18:30 +0400
commit3a8861e2715e3b985bfaac43bcdfcfebe9b423cb (patch)
tree270d3c32b81c3bc2321b1d21a8162abe6c586d28 /fs/f2fs/acl.c
parent6b4afdd794783fe515b50838aa36591e3feea990 (diff)
downloadlinux-3a8861e2715e3b985bfaac43bcdfcfebe9b423cb.tar.xz
f2fs: check the acl's validity before setting
Before setting the acl, call posix_acl_valid() to check if it is valid or not. Signed-off-by: zhangzhen <zhenzhang.zhang@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'fs/f2fs/acl.c')
-rw-r--r--fs/f2fs/acl.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/f2fs/acl.c b/fs/f2fs/acl.c
index a28571528f24..e93e4ec7d165 100644
--- a/fs/f2fs/acl.c
+++ b/fs/f2fs/acl.c
@@ -203,6 +203,12 @@ static int __f2fs_set_acl(struct inode *inode, int type,
size_t size = 0;
int error;
+ if (acl) {
+ error = posix_acl_valid(acl);
+ if (error < 0)
+ return error;
+ }
+
switch (type) {
case ACL_TYPE_ACCESS:
name_index = F2FS_XATTR_INDEX_POSIX_ACL_ACCESS;