struct ast_frame *ast_frdup(struct ast_frame *f)
{
struct ast_frame *out;
- int len;
+ int len, srclen = 0;
void *buf;
/* Start with standard stuff */
len = sizeof(struct ast_frame) + AST_FRIENDLY_OFFSET + f->datalen;
/* If we have a source, add space for it */
- if (f->src && strlen(f->src))
- len += strlen(f->src) + 1;
+ if (f->src)
+ srclen = strlen(f->src);
+ if (srclen > 0)
+ len += srclen + 1;
buf = malloc(len);
if (!buf)
return NULL;
out->mallocd = AST_MALLOCD_HDR;
out->offset = AST_FRIENDLY_OFFSET;
out->data = buf + sizeof(struct ast_frame) + AST_FRIENDLY_OFFSET;
- if (f->src && strlen(f->src)) {
+ if (srclen > 0) {
out->src = out->data + f->datalen;
/* Must have space since we allocated for it */
strcpy(out->src, f->src);