From: Tetsuya Mukawa <mukawa@igel.co.jp>
Date: Fri, 12 Jun 2015 02:54:00 +0000 (+0900)
Subject: app/test: fix crash after mbuf allocation failure
X-Git-Tag: spdx-start~9007
X-Git-Url: http://git.droids-corp.org/?p=dpdk.git;a=commitdiff_plain;h=aa61307afcbd5df7b960dec18b321181680a4232

app/test: fix crash after mbuf allocation failure

The patch fixes potential null pointer accesses in test_mbuf.
If 'm[i]' is null, stop accessing it.

Signed-off-by: Tetsuya Mukawa <mukawa@igel.co.jp>
---

diff --git a/app/test/test_mbuf.c b/app/test/test_mbuf.c
index 5e8a377de0..5d13b374d9 100644
--- a/app/test/test_mbuf.c
+++ b/app/test/test_mbuf.c
@@ -594,6 +594,7 @@ test_pktmbuf_pool_ptr(void)
 		if (m[i] == NULL) {
 			printf("rte_pktmbuf_alloc() failed (%u)\n", i);
 			ret = -1;
+			break;
 		}
 		m[i]->data_off += 64;
 	}
@@ -613,6 +614,7 @@ test_pktmbuf_pool_ptr(void)
 		if (m[i] == NULL) {
 			printf("rte_pktmbuf_alloc() failed (%u)\n", i);
 			ret = -1;
+			break;
 		}
 		if (m[i]->data_off != RTE_PKTMBUF_HEADROOM) {
 			printf("invalid data_off\n");