From: Alexander Aring <alex.aring@gmail.com>
Date: Mon, 10 Aug 2015 19:15:59 +0000 (+0200)
Subject: ieee802154: 6lowpan: fix error frag handling
X-Git-Tag: v4.3-rc1~96^2~149^2~23
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=8f8db91840747e95df231f67dfa09eafeb4cc6d0;p=karo-tx-linux.git

ieee802154: 6lowpan: fix error frag handling

This patch fixes the error handling for lowpan_xmit_fragment by replace
"-PTR_ERR" to "PTR_ERR". PTR_ERR returns already a negative errno code.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
---

diff --git a/net/ieee802154/6lowpan/tx.c b/net/ieee802154/6lowpan/tx.c
index 1bf4a304b5c4..f6263fc12340 100644
--- a/net/ieee802154/6lowpan/tx.c
+++ b/net/ieee802154/6lowpan/tx.c
@@ -112,7 +112,7 @@ lowpan_xmit_fragment(struct sk_buff *skb, const struct ieee802154_hdr *wpan_hdr,
 
 	frag = lowpan_alloc_frag(skb, frag_hdrlen + len, wpan_hdr);
 	if (IS_ERR(frag))
-		return -PTR_ERR(frag);
+		return PTR_ERR(frag);
 
 	memcpy(skb_put(frag, frag_hdrlen), frag_hdr, frag_hdrlen);
 	memcpy(skb_put(frag, len), skb_network_header(skb) + offset, len);