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app_adsiprog: Fix possible NULL dereference.

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get_token can return NULL, but process_token uses this result without
checking for NULL; as elsewhere, check for a NULL result to avoid
possible NULL dereference.

Resolves: #1419
This commit is contained in:
Naveen Albert
2025-09-10 12:15:08 -04:00
parent bb2d507193
commit 97b4df1f63
1 changed files with 4 additions and 1 deletions
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5
apps/app_adsiprog.c
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@@ -848,7 +848,10 @@ static int onevent(char *buf, char *name, int id, char *args, struct adsi_script
return 0;
}
/* Process 'in' things */
tok = get_token(&args, script, lineno);
if (!(tok = get_token(&args, script, lineno))) {
ast_log(LOG_WARNING, "Missing state name at line %d of %s\n", lineno, script);
return 0;
}
if (process_token(sname, tok, sizeof(sname), ARG_STRING)) {
ast_log(LOG_WARNING, "'%s' is not a valid state name at line %d of %s\n", tok, lineno, script);
return 0;