RSRV: fix large buffer resize

Take into account that realloc may already have moved the data to a new buffer.
2019-10-15 19:31:26 -07:00
parent d814d67a35
commit 6903562915
1 changed files with 5 additions and 2 deletions
--- a/modules/database/src/ioc/rsrv/caservertask.c
+++ b/modules/database/src/ioc/rsrv/caservertask.c
@@ -1343,10 +1343,13 @@ void casExpandBuffer ( struct message_buffer *buf, ca_uint32_t size, int sendbuf
        // round up to multiple of 4K
        size = ((size-1)|0xfff)+1;

-        if (buf->type==mbtLargeTCP)
+        if (buf->type==mbtLargeTCP) {
            newbuf = realloc (buf->buf, size);
-        else
+            if(newbuf)
+                buf->buf = newbuf;
+        } else {
            newbuf = malloc (size);
+        }
        newtype = mbtLargeTCP;
        newsize = size;