From: Bojan Prtvar <prtvar.b@gmail.com>
Date: Thu, 4 Aug 2011 21:46:48 +0000 (+0200)
Subject: HID: prodikeys: kfree() NULL pointer cleanup
X-Git-Tag: next-20110805~39^2^2
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=00b15628b0aa73199f74bd6c988b8d2b55f51190;p=karo-tx-linux.git

HID: prodikeys: kfree() NULL pointer cleanup

No need for freeing pm in case when it's not allocated.

Reported-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Bojan Prtvar <prtvar.b@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
---

diff --git a/drivers/hid/hid-prodikeys.c b/drivers/hid/hid-prodikeys.c
index 158b389d0fb7..f779009104eb 100644
--- a/drivers/hid/hid-prodikeys.c
+++ b/drivers/hid/hid-prodikeys.c
@@ -816,7 +816,7 @@ static int pk_probe(struct hid_device *hdev, const struct hid_device_id *id)
 	if (pm == NULL) {
 		hid_err(hdev, "can't alloc descriptor\n");
 		ret = -ENOMEM;
-		goto err_free;
+		goto err_free_pk;
 	}
 
 	pm->pk = pk;
@@ -849,10 +849,10 @@ static int pk_probe(struct hid_device *hdev, const struct hid_device_id *id)
 err_stop:
 	hid_hw_stop(hdev);
 err_free:
-	if (pm != NULL)
-		kfree(pm);
-
+	kfree(pm);
+err_free_pk:
 	kfree(pk);
+
 	return ret;
 }