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cifs: ensure that cifs_get_root() only traverses directories
[pandora-kernel.git]
/
fs
/
cifs
/
cifsfs.c
diff --git
a/fs/cifs/cifsfs.c
b/fs/cifs/cifsfs.c
index
b1451af
..
b3a2a40
100644
(file)
--- a/
fs/cifs/cifsfs.c
+++ b/
fs/cifs/cifsfs.c
@@
-561,6
+561,11
@@
cifs_get_root(struct smb_vol *vol, struct super_block *sb)
dentry = ERR_PTR(-ENOENT);
break;
}
+ if (!S_ISDIR(dir->i_mode)) {
+ dput(dentry);
+ dentry = ERR_PTR(-ENOTDIR);
+ break;
+ }
/* skip separators */
while (*s == sep)