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authorChengguang Xu <cgxu519@gmx.com>2018-06-22 09:51:43 +0800
committerAndreas Gruenbacher <agruenba@redhat.com>2018-07-24 20:02:11 +0200
commit910f3d58d0d40691534b77cc01588ffa22ee7dee (patch)
tree21b091811e336ceea65f51f690eef4a1361a3de2 /fs/gfs2
parente79e0e1428188b24c3b57309ffa54a33c4ae40c4 (diff)
downloadlinux-910f3d58d0d40691534b77cc01588ffa22ee7dee.tar.bz2
gfs2: using posix_acl_xattr_size instead of posix_acl_to_xattr
It seems better to get size by calling posix_acl_xattr_size() instead of calling posix_acl_to_xattr() with NULL buffer argument. posix_acl_xattr_size() never returns 0, so remove the unnecessary check. Signed-off-by: Chengguang Xu <cgxu519@gmx.com> Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Diffstat (limited to 'fs/gfs2')
-rw-r--r--fs/gfs2/acl.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/fs/gfs2/acl.c b/fs/gfs2/acl.c
index 776717f1eeea..af5f87a493d9 100644
--- a/fs/gfs2/acl.c
+++ b/fs/gfs2/acl.c
@@ -82,14 +82,12 @@ struct posix_acl *gfs2_get_acl(struct inode *inode, int type)
int __gfs2_set_acl(struct inode *inode, struct posix_acl *acl, int type)
{
int error;
- int len;
+ size_t len;
char *data;
const char *name = gfs2_acl_name(type);
if (acl) {
- len = posix_acl_to_xattr(&init_user_ns, acl, NULL, 0);
- if (len == 0)
- return 0;
+ len = posix_acl_xattr_size(acl->a_count);
data = kmalloc(len, GFP_NOFS);
if (data == NULL)
return -ENOMEM;