Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1...

[~andy/linux] / fs / btrfs / inode.c

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 15fceefbca0a02b9d1c9ddf3a4da224228c2ec40..0ccc7438ad3477163a2fe6d642f2ba40cb9e1533 100644 (file)
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -7354,11 +7354,15 @@ static int btrfs_set_page_dirty(struct page *page)
 static int btrfs_permission(struct inode *inode, int mask)
 {
        struct btrfs_root *root = BTRFS_I(inode)->root;
+       umode_t mode = inode->i_mode;
 
-       if (btrfs_root_readonly(root) && (mask & MAY_WRITE))
-               return -EROFS;
-       if ((BTRFS_I(inode)->flags & BTRFS_INODE_READONLY) && (mask & MAY_WRITE))
-               return -EACCES;
+       if (mask & MAY_WRITE &&
+           (S_ISREG(mode) || S_ISDIR(mode) || S_ISLNK(mode))) {
+               if (btrfs_root_readonly(root))
+                       return -EROFS;
+               if (BTRFS_I(inode)->flags & BTRFS_INODE_READONLY)
+                       return -EACCES;
+       }
        return generic_permission(inode, mask);
 }