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-rw-r--r--drivers/connector/connector.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/connector/connector.c b/drivers/connector/connector.c
index d7373ca69c99..25693b045371 100644
--- a/drivers/connector/connector.c
+++ b/drivers/connector/connector.c
@@ -179,26 +179,21 @@ static int cn_call_callback(struct sk_buff *skb)
179 * 179 *
180 * It checks skb, netlink header and msg sizes, and calls callback helper. 180 * It checks skb, netlink header and msg sizes, and calls callback helper.
181 */ 181 */
182static void cn_rx_skb(struct sk_buff *__skb) 182static void cn_rx_skb(struct sk_buff *skb)
183{ 183{
184 struct nlmsghdr *nlh; 184 struct nlmsghdr *nlh;
185 struct sk_buff *skb;
186 int len, err; 185 int len, err;
187 186
188 skb = skb_get(__skb);
189
190 if (skb->len >= NLMSG_HDRLEN) { 187 if (skb->len >= NLMSG_HDRLEN) {
191 nlh = nlmsg_hdr(skb); 188 nlh = nlmsg_hdr(skb);
192 len = nlmsg_len(nlh); 189 len = nlmsg_len(nlh);
193 190
194 if (len < (int)sizeof(struct cn_msg) || 191 if (len < (int)sizeof(struct cn_msg) ||
195 skb->len < nlh->nlmsg_len || 192 skb->len < nlh->nlmsg_len ||
196 len > CONNECTOR_MAX_MSG_SIZE) { 193 len > CONNECTOR_MAX_MSG_SIZE)
197 kfree_skb(skb);
198 return; 194 return;
199 }
200 195
201 err = cn_call_callback(skb); 196 err = cn_call_callback(skb_get(skb));
202 if (err < 0) 197 if (err < 0)
203 kfree_skb(skb); 198 kfree_skb(skb);
204 } 199 }