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From: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
To: dev@dpdk.org
Cc: stable@dpdk.org
Subject: [dpdk-dev] [PATCH] examples/pipeline: fix CLI segfault
Date: Thu, 28 Jan 2021 19:12:39 +0000
Message-ID: <20210128191239.4354-1-cristian.dumitrescu@intel.com> (raw)

Cannot dereference pointer for token[1] unless valid.

Fixes: 5074e1d551 ("examples/pipeline: add configuration commands")
Cc: stable@dpdk.org

Signed-off-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
---
 examples/pipeline/cli.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/examples/pipeline/cli.c b/examples/pipeline/cli.c
index 3f490854c..cacfb2823 100644
--- a/examples/pipeline/cli.c
+++ b/examples/pipeline/cli.c
@@ -1420,7 +1420,7 @@ cli_process(char *in, char *out, size_t out_size, void *obj)
 	}
 
 	if (strcmp(tokens[0], "link") == 0) {
-		if (strcmp(tokens[1], "show") == 0) {
+		if ((n_tokens >= 2) && (strcmp(tokens[1], "show") == 0)) {
 			cmd_link_show(tokens, n_tokens, out, out_size, obj);
 			return;
 		}
-- 
2.17.1


             reply	other threads:[~2021-01-28 19:12 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-28 19:12 Cristian Dumitrescu [this message]
2021-01-29 15:01 ` Thomas Monjalon

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