From cda251fc8bcf57454a2573d5cd097666a88efe72 Mon Sep 17 00:00:00 2001

From: Manish Rangankar <manish.rangankar@cavium.com>

Date: Tue, 14 Aug 2018 02:15:20 -0400

Subject: [PATCH] iscsiuio: Release xmit_mutex in error code path.

This prevents iscsiuio seg fault in case get_tx_pkt fails

while sending ARP.

Signed-off-by: Manish Rangankar <manish.rangankar@cavium.com>

---

 iscsiuio/src/unix/libs/cnic.c | 1 +

 1 file changed, 1 insertion(+)

diff --git a/iscsiuio/src/unix/libs/cnic.c b/iscsiuio/src/unix/libs/cnic.c

index 4ff61e7ad596..9cdf933f1f23 100644

--- a/iscsiuio/src/unix/libs/cnic.c

+++ b/iscsiuio/src/unix/libs/cnic.c

@@ -114,6 +114,7 @@ static int cnic_arp_send(nic_t *nic, nic_interface_t *nic_iface, int fd,

 	eth = (*nic->ops->get_tx_pkt) (nic);

 	if (eth == NULL) {

 		LOG_WARN(PFX "%s: couldn't get tx packet", nic->log_name);

+		pthread_mutex_unlock(&nic->xmit_mutex);

 		return -EAGAIN;

 	}

-- 

2.17.2