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-rw-r--r--frame.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/frame.c b/frame.c
index fa5538f36..a43a9834d 100644
--- a/frame.c
+++ b/frame.c
@@ -304,6 +304,8 @@ void ast_frfree(struct ast_frame *fr)
struct ast_frame *ast_frisolate(struct ast_frame *fr)
{
struct ast_frame *out;
+ void *newdata;
+
if (!(fr->mallocd & AST_MALLOCD_HDR)) {
/* Allocate a new header if needed */
out = ast_frame_header_new();
@@ -318,27 +320,31 @@ struct ast_frame *ast_frisolate(struct ast_frame *fr)
out->offset = fr->offset;
out->src = NULL;
out->data = fr->data;
- } else {
+ } else
out = fr;
- }
+
if (!(fr->mallocd & AST_MALLOCD_SRC)) {
if (fr->src)
out->src = strdup(fr->src);
} else
out->src = fr->src;
+
if (!(fr->mallocd & AST_MALLOCD_DATA)) {
- out->data = malloc(fr->datalen + AST_FRIENDLY_OFFSET);
- if (!out->data) {
+ newdata = malloc(fr->datalen + AST_FRIENDLY_OFFSET);
+ if (!newdata) {
free(out);
ast_log(LOG_WARNING, "Out of memory\n");
return NULL;
}
- out->data += AST_FRIENDLY_OFFSET;
+ newdata += AST_FRIENDLY_OFFSET;
out->offset = AST_FRIENDLY_OFFSET;
out->datalen = fr->datalen;
- memcpy(out->data, fr->data, fr->datalen);
+ memcpy(newdata, fr->data, fr->datalen);
+ out->data = newdata;
}
+
out->mallocd = AST_MALLOCD_HDR | AST_MALLOCD_SRC | AST_MALLOCD_DATA;
+
return out;
}