The POSIX specification for strncmp()[1] leaves this behaviour as undefined if either pointer argument is NULL.
Prevent a segmentation fault by ensuring 'arg' is non-NULL. [1] https://pubs.opengroup.org/onlinepubs/9799919799/functions/strncmp.html --- tests/checkasm/checkasm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tests/checkasm/checkasm.c b/tests/checkasm/checkasm.c index 14742081ca..4270ed170a 100644 --- a/tests/checkasm/checkasm.c +++ b/tests/checkasm/checkasm.c @@ -952,7 +952,7 @@ int main(int argc, char *argv[]) } for (i = 1; i < argc; i++) { - const char *arg = argv[i]; + const char *arg = argv[i] != NULL ? argv[i] : ""; unsigned long l; char *end; -- 2.39.5 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
