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ipaccess-config: exit if no network interface is specified

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ipaccess-config has to exit if no network interface is specified,
otherwise it uses argv[1] which has a uninitialized value.
This commit is contained in:
Pablo Neira Ayuso
2011-04-05 18:33:17 +02:00
parent 4c9557ef24
commit f22e348287
1 changed files with 1 additions and 0 deletions
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openbsc/src/ipaccess/ipaccess-find.c
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@@ -196,6 +196,7 @@ int main(int argc, char **argv)
if (argc < 2) { if (argc < 2) {
fprintf(stdout, "you might need to specify the outgoing\n" fprintf(stdout, "you might need to specify the outgoing\n"
" network interface, e.g. ``%s eth0''\n", argv[0]); " network interface, e.g. ``%s eth0''\n", argv[0]);
exit(EXIT_FAILURE);
} }
ifname = argv[1]; ifname = argv[1];