summaryrefslogtreecommitdiff
path: root/net/strparser/strparser.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/strparser/strparser.c')
-rw-r--r--net/strparser/strparser.c30
1 files changed, 15 insertions, 15 deletions
diff --git a/net/strparser/strparser.c b/net/strparser/strparser.c
index 625acb27efcc..da1a676860ca 100644
--- a/net/strparser/strparser.c
+++ b/net/strparser/strparser.c
@@ -140,11 +140,13 @@ static int __strp_recv(read_descriptor_t *desc, struct sk_buff *orig_skb,
/* We are going to append to the frags_list of head.
* Need to unshare the frag_list.
*/
- err = skb_unclone(head, GFP_ATOMIC);
- if (err) {
- STRP_STATS_INCR(strp->stats.mem_fail);
- desc->error = err;
- return 0;
+ if (skb_has_frag_list(head)) {
+ err = skb_unclone(head, GFP_ATOMIC);
+ if (err) {
+ STRP_STATS_INCR(strp->stats.mem_fail);
+ desc->error = err;
+ return 0;
+ }
}
if (unlikely(skb_shinfo(head)->frag_list)) {
@@ -201,14 +203,16 @@ static int __strp_recv(read_descriptor_t *desc, struct sk_buff *orig_skb,
memset(stm, 0, sizeof(*stm));
stm->strp.offset = orig_offset + eaten;
} else {
- /* Unclone since we may be appending to an skb that we
+ /* Unclone if we are appending to an skb that we
* already share a frag_list with.
*/
- err = skb_unclone(skb, GFP_ATOMIC);
- if (err) {
- STRP_STATS_INCR(strp->stats.mem_fail);
- desc->error = err;
- break;
+ if (skb_has_frag_list(skb)) {
+ err = skb_unclone(skb, GFP_ATOMIC);
+ if (err) {
+ STRP_STATS_INCR(strp->stats.mem_fail);
+ desc->error = err;
+ break;
+ }
}
stm = _strp_msg(head);
@@ -404,8 +408,6 @@ EXPORT_SYMBOL_GPL(strp_data_ready);
static void do_strp_work(struct strparser *strp)
{
- read_descriptor_t rd_desc;
-
/* We need the read lock to synchronize with strp_data_ready. We
* need the socket lock for calling strp_read_sock.
*/
@@ -417,8 +419,6 @@ static void do_strp_work(struct strparser *strp)
if (strp->paused)
goto out;
- rd_desc.arg.data = strp;
-
if (strp_read_sock(strp) == -ENOMEM)
queue_work(strp_wq, &strp->work);