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Diffstat (limited to 'net/sunrpc/svcsock.c')
-rw-r--r--net/sunrpc/svcsock.c21
1 files changed, 13 insertions, 8 deletions
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index fdb1386f5dcd..5baf48de2558 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -788,15 +788,20 @@ svc_udp_recvfrom(struct svc_rqst *rqstp)
}
clear_bit(SK_DATA, &svsk->sk_flags);
- while ((err = kernel_recvmsg(svsk->sk_sock, &msg, NULL,
- 0, 0, MSG_PEEK | MSG_DONTWAIT)) < 0 ||
- (skb = skb_recv_datagram(svsk->sk_sk, 0, 1, &err)) == NULL) {
- if (err == -EAGAIN) {
- svc_sock_received(svsk);
- return err;
+ skb = NULL;
+ err = kernel_recvmsg(svsk->sk_sock, &msg, NULL,
+ 0, 0, MSG_PEEK | MSG_DONTWAIT);
+ if (err >= 0)
+ skb = skb_recv_datagram(svsk->sk_sk, 0, 1, &err);
+
+ if (skb == NULL) {
+ if (err != -EAGAIN) {
+ /* possibly an icmp error */
+ dprintk("svc: recvfrom returned error %d\n", -err);
+ set_bit(SK_DATA, &svsk->sk_flags);
}
- /* possibly an icmp error */
- dprintk("svc: recvfrom returned error %d\n", -err);
+ svc_sock_received(svsk);
+ return -EAGAIN;
}
rqstp->rq_addrlen = sizeof(rqstp->rq_addr);
if (skb->tstamp.tv64 == 0) {