[dpdk-stable] [PATCH] app/test-fib: fix unchecked return value
Vladimir Medvedkin
vladimir.medvedkin at intel.com
Mon May 11 11:22:32 CEST 2020
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 at dpdk.org
Signed-off-by: Vladimir Medvedkin <vladimir.medvedkin at 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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