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app/fib: fix parsing of invalid line

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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: 103809d032 ("app/test-fib: add test application for FIB")
Cc: stable@dpdk.org

Signed-off-by: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
This commit is contained in:
Vladimir Medvedkin 2020-05-11 10:22:32 +01:00 committed by Thomas Monjalon
parent 1d049dc762
commit 5876077aba
1 changed files with 2 additions and 0 deletions
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2
app/test-fib/main.c
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@ -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;