usb: gadget: gadgetfs: fix an oops in ep_write()

We try to free an ERR_PTR on this error path. Fixes: b44be24 ('usb: gadget: gadgetfs: Free memory allocated by memdup_user()') Signed-off-by: Dan Carpenter <[email protected]> Signed-off-by: Felipe Balbi <[email protected]>
fastly · Jan 10, 2015 · 42d6cfa · 42d6cfa
1 parent c818a94
commit 42d6cfa
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c
@@ -441,6 +441,7 @@ ep_write (struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
 	kbuf = memdup_user(buf, len);
 	if (IS_ERR(kbuf)) {
 		value = PTR_ERR(kbuf);
+		kbuf = NULL;
 		goto free1;
 	}