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-rw-r--r--fs/fuse/dir.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 07f4b5e675fc..f738599fd8cd 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -985,12 +985,15 @@ static int fuse_access(struct inode *inode, int mask)
985 * access request is sent. Execute permission is still checked 985 * access request is sent. Execute permission is still checked
986 * locally based on file mode. 986 * locally based on file mode.
987 */ 987 */
988static int fuse_permission(struct inode *inode, int mask) 988static int fuse_permission(struct inode *inode, int mask, unsigned int flags)
989{ 989{
990 struct fuse_conn *fc = get_fuse_conn(inode); 990 struct fuse_conn *fc = get_fuse_conn(inode);
991 bool refreshed = false; 991 bool refreshed = false;
992 int err = 0; 992 int err = 0;
993 993
994 if (flags & IPERM_FLAG_RCU)
995 return -ECHILD;
996
994 if (!fuse_allow_task(fc, current)) 997 if (!fuse_allow_task(fc, current))
995 return -EACCES; 998 return -EACCES;
996 999
@@ -1005,7 +1008,7 @@ static int fuse_permission(struct inode *inode, int mask)
1005 } 1008 }
1006 1009
1007 if (fc->flags & FUSE_DEFAULT_PERMISSIONS) { 1010 if (fc->flags & FUSE_DEFAULT_PERMISSIONS) {
1008 err = generic_permission(inode, mask, NULL); 1011 err = generic_permission(inode, mask, flags, NULL);
1009 1012
1010 /* If permission is denied, try to refresh file 1013 /* If permission is denied, try to refresh file
1011 attributes. This is also needed, because the root 1014 attributes. This is also needed, because the root
@@ -1013,7 +1016,8 @@ static int fuse_permission(struct inode *inode, int mask)
1013 if (err == -EACCES && !refreshed) { 1016 if (err == -EACCES && !refreshed) {
1014 err = fuse_do_getattr(inode, NULL, NULL); 1017 err = fuse_do_getattr(inode, NULL, NULL);
1015 if (!err) 1018 if (!err)
1016 err = generic_permission(inode, mask, NULL); 1019 err = generic_permission(inode, mask,
1020 flags, NULL);
1017 } 1021 }
1018 1022
1019 /* Note: the opposite of the above test does not 1023 /* Note: the opposite of the above test does not