[PATCH xserver 3/8] dmx: Fix a read-from-uninitialized warning

Adam Jackson ajax at redhat.com
Thu Apr 5 17:13:56 UTC 2018


../hw/dmx/dmxpixmap.c: In function ‘dmxBitmapToRegion’:
../include/regionstr.h:174:22: warning: ‘Box.x1’ may be used uninitialized in this function [-Wmaybe-uninitialized]
     (_pReg)->extents = *(_pBox);
     ~~~~~~~~~~~~~~~~~^~~~~~~~~~
../hw/dmx/dmxpixmap.c:208:12: note: ‘Box.x1’ was declared here
     BoxRec Box;
            ^~~

Signed-off-by: Adam Jackson <ajax at redhat.com>
---
 hw/dmx/dmxpixmap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/dmx/dmxpixmap.c b/hw/dmx/dmxpixmap.c
index 17aca9224b..7b317eaef1 100644
--- a/hw/dmx/dmxpixmap.c
+++ b/hw/dmx/dmxpixmap.c
@@ -205,7 +205,7 @@ dmxBitmapToRegion(PixmapPtr pPixmap)
     RegionPtr pReg, pTmpReg;
     int x, y;
     unsigned long previousPixel, currentPixel;
-    BoxRec Box;
+    BoxRec Box = { 0, };
     Bool overlap;
 
     if (!dmxScreen->beDisplay) {
-- 
2.16.2



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