diff options
| author | murf <murf@f38db490-d61c-443f-a65b-d21fe96a405b> | 2007-11-06 19:40:33 +0000 |
|---|---|---|
| committer | murf <murf@f38db490-d61c-443f-a65b-d21fe96a405b> | 2007-11-06 19:40:33 +0000 |
| commit | f258e584447d8830fd45677b204c5e8953ea0867 (patch) | |
| tree | 7dfe89698a487ace5e46301c3fa2936e158909fc /main/ast_expr2f.c | |
| parent | f063aa43f4fb93d31643a2e1eebf37bb846e29b2 (diff) | |
Hoping to avoid a crash in OSX for a problem blitzrage found
git-svn-id: http://svn.digium.com/svn/asterisk/trunk@89051 f38db490-d61c-443f-a65b-d21fe96a405b
Diffstat (limited to 'main/ast_expr2f.c')
| -rw-r--r-- | main/ast_expr2f.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/main/ast_expr2f.c b/main/ast_expr2f.c index 243046558..c9ae8defd 100644 --- a/main/ast_expr2f.c +++ b/main/ast_expr2f.c @@ -3207,13 +3207,17 @@ int ast_expr(char *expr, char *buf, int length, struct ast_channel *chan) res_length = snprintf(buf, length, FP___PRINTF, io.val->u.i); return_value = (res_length <= length) ? res_length : length; } else { + if (io.val->u.s) #if defined(STANDALONE) || defined(LOW_MEMORY) || defined(STANDALONE_AEL) - strncpy(buf, io.val->u.s, length - 1); + strncpy(buf, io.val->u.s, length - 1); #else /* !STANDALONE && !LOW_MEMORY */ - ast_copy_string(buf, io.val->u.s, length); + ast_copy_string(buf, io.val->u.s, length); #endif /* STANDALONE || LOW_MEMORY */ + else + buf[0] = 0; return_value = strlen(buf); - free(io.val->u.s); + if (io.val->u.s) + free(io.val->u.s); } free(io.val); } |