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* [dpdk-stable] [PATCH] app/test-fib: fix unchecked return value
@ 2020-05-11  9:22 Vladimir Medvedkin
  2020-05-19 17:45 ` Thomas Monjalon
  0 siblings, 1 reply; 2+ messages in thread
From: Vladimir Medvedkin @ 2020-05-11  9:22 UTC (permalink / raw)
  To: dev; +Cc: stable

Check returned value after strtok()
CID 355674 (#1 of 1): Dereference null return value (NULL_RETURNS)
4. dereference: Dereferencing a pointer that might be NULL s when
calling inet_pton

Fixes: 103809d032cd ("app/test-fib: add test application for FIB")
Cc: stable@dpdk.org

Signed-off-by: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
---
 app/test-fib/main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/app/test-fib/main.c b/app/test-fib/main.c
index 6e80d65..9cf01b1 100644
--- a/app/test-fib/main.c
+++ b/app/test-fib/main.c
@@ -543,6 +543,8 @@ parse_lookup(FILE *f, int af)
 
 	while (fgets(line, sizeof(line), f) != NULL) {
 		s = strtok(line, " \t\n");
+		if (s == NULL)
+			return -EINVAL;
 		ret = inet_pton(af, s, &tbl[i]);
 		if (ret != 1)
 			return -EINVAL;
-- 
2.7.4


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2020-05-11  9:22 [dpdk-stable] [PATCH] app/test-fib: fix unchecked return value Vladimir Medvedkin
2020-05-19 17:45 ` Thomas Monjalon

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