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submodule-config: fix test binary crashing when no arguments given

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Since arg[0] will be NULL without any argument here and starts_with()
does not like NULL-pointers.

Signed-off-by: Heiko Voigt <hvoigt@hvoigt.net>
Reviewed-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Heiko Voigt 2016-07-28 14:50:05 +02:00 committed by Junio C Hamano
parent 0918e25077
commit 55cbe18e11
1 changed files with 1 additions and 1 deletions
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2
test-submodule-config.c
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@ -23,7 +23,7 @@ int main(int argc, char **argv)
arg++;
my_argc--;
while (starts_with(arg[0], "--")) {
while (arg[0] && starts_with(arg[0], "--")) {
if (!strcmp(arg[0], "--url"))
output_url = 1;
if (!strcmp(arg[0], "--name"))