[sr-dev] git:5.0:ccf6bfe1: core: check for optarg before passing it to external library (coverity report)

[Henning Westerholt]

Module: kamailio
Branch: 5.0
Commit: ccf6bfe19e9402e616633c9b18fef0a08c27d304
URL: https://github.com/kamailio/kamailio/commit/ccf6bfe19e9402e616633c9b18fef0a08c27d304

Author: Henning Westerholt <hw at kamailio.org>
Committer: Henning Westerholt <hw at kamailio.org>
Date: 2019-01-11T16:11:43+01:00

core: check for optarg before passing it to external library (coverity report)

(cherry picked from commit 7eb1eae615a4c3ef710e9931b101ddc4db07aff2)

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Modified: src/main.c

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Diff:  https://github.com/kamailio/kamailio/commit/ccf6bfe19e9402e616633c9b18fef0a08c27d304.diff
Patch: https://github.com/kamailio/kamailio/commit/ccf6bfe19e9402e616633c9b18fef0a08c27d304.patch

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diff --git a/src/main.c b/src/main.c
index 8982c31c8e..1e8859ab65 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1891,6 +1891,10 @@ int main(int argc, char** argv)
 					log_color=1;
 					break;
 			case 'M':
+					if (optarg == NULL) {
+						fprintf(stderr, "bad private mem size\n");
+						goto error;
+					}
 					pkg_mem_size=strtol(optarg, &tmp, 10) * 1024 * 1024;
 					if (tmp &&(*tmp)){
 						fprintf(stderr, "bad private mem size number: -M %s\n",