autofs: don't fail to free_dev_ioctl(param)

Returning -ENOTTY here fails to free dynamically allocated param.

Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Tomohiro Kusumi <[email protected]>
Signed-off-by: Ian Kent <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

diff --git a/fs/autofs4/dev-ioctl.c b/fs/autofs4/dev-ioctl.c
index c7fcc743884374cf695f530036701610d78d79a7..d47b35a669e10daf261125a706c77dd28323ee74 100644 (file)
--- a/fs/autofs4/dev-ioctl.c
+++ b/fs/autofs4/dev-ioctl.c
@@ -662,7 +662,8 @@ static int _autofs_dev_ioctl(unsigned int command,
        fn = lookup_dev_ioctl(cmd);
        if (!fn) {
                pr_warn("unknown command 0x%08x\n", command);
-               return -ENOTTY;
+               err = -ENOTTY;
+               goto out;
        }
 
        fp = NULL;