From e011cf38ebae16be83c807b6fe3b1ccafda19228 Mon Sep 17 00:00:00 2001
From: Nick Couchman <vnick@apache.org>
Date: Thu, 16 Apr 2020 13:42:25 -0400
Subject: [PATCH] [WIP] Check VNC buffer allocation.

---
 src/protocols/vnc/display.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/protocols/vnc/display.c b/src/protocols/vnc/display.c
index 7273e4b3..97f8f4aa 100644
--- a/src/protocols/vnc/display.c
+++ b/src/protocols/vnc/display.c
@@ -70,6 +70,8 @@ void guac_vnc_update(rfbClient* client, int x, int y, int w, int h) {
     /* Init Cairo buffer */
     stride = cairo_format_stride_for_width(CAIRO_FORMAT_RGB24, w);
     buffer = malloc(h*stride);
+    if (buffer == NULL)
+        return;
     buffer_row_current = buffer;
 
     bpp = client->format.bitsPerPixel/8;