udp: improve out-of-memory handling

ce3bd683 · Rémi Denis-Courmont · ed69f1dc · ce3bd683
Commit ce3bd683 authored Jun 05, 2015 by Rémi Denis-Courmont
Show whitespace changes
Inline Side-by-side

Showing with 5 additions and 1 deletion

modules/access/udp.c modules/access/udp.c +5 -1

No files found.
--- a/modules/access/udp.c
+++ b/modules/access/udp.c
@@ -262,7 +262,11 @@ static void* ThreadRead( void *data )
    {
        block_t *pkt = block_Alloc(MTU);
        if (unlikely(pkt == NULL))
-            break;
+        {   /* OOM - dequeue and discard one packet */
+            char dummy;
+            net_Read(access, sys->fd, &dummy, 1, false);
+            continue;
+        }
        ssize_t len;