[sr-dev] git:5.1:5d738714: core: check for optarg before passing it to external library (coverity report)

[Henning Westerholt]

Module: kamailio
Branch: 5.1
Commit: 5d738714cb95edbf119462553d16be547117355e
URL: https://github.com/kamailio/kamailio/commit/5d738714cb95edbf119462553d16be547117355e

Author: Henning Westerholt <hw at kamailio.org>
Committer: Henning Westerholt <hw at kamailio.org>
Date: 2018-12-30T18:41:57+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/5d738714cb95edbf119462553d16be547117355e.diff
Patch: https://github.com/kamailio/kamailio/commit/5d738714cb95edbf119462553d16be547117355e.patch

---

diff --git a/src/main.c b/src/main.c
index dd33b89a75..f26aea8561 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1887,6 +1887,10 @@ 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",