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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 07f4b5e..f738599 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -985,12 +985,15 @@ static int fuse_access(struct inode *inode, int mask)
* access request is sent. Execute permission is still checked
* locally based on file mode.
*/
-static int fuse_permission(struct inode *inode, int mask)
+static int fuse_permission(struct inode *inode, int mask, unsigned int flags)
{
struct fuse_conn *fc = get_fuse_conn(inode);
bool refreshed = false;
int err = 0;
+ if (flags & IPERM_FLAG_RCU)
+ return -ECHILD;
+
if (!fuse_allow_task(fc, current))
return -EACCES;
@@ -1005,7 +1008,7 @@ static int fuse_permission(struct inode *inode, int mask)
}
if (fc->flags & FUSE_DEFAULT_PERMISSIONS) {
- err = generic_permission(inode, mask, NULL);
+ err = generic_permission(inode, mask, flags, NULL);
/* If permission is denied, try to refresh file
attributes. This is also needed, because the root
@@ -1013,7 +1016,8 @@ static int fuse_permission(struct inode *inode, int mask)
if (err == -EACCES && !refreshed) {
err = fuse_do_getattr(inode, NULL, NULL);
if (!err)
- err = generic_permission(inode, mask, NULL);
+ err = generic_permission(inode, mask,
+ flags, NULL);
}
/* Note: the opposite of the above test does not
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