File N-VNC-Fix-crash-when-no-depth-translation-is-re... of Package xorg-x11-server

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File N-VNC-Fix-crash-when-no-depth-translation-is-required.patch of Package xorg-x11-server (Revision 9681653fd64f774aa3a2c53a1424d622)

Currently displaying revision 9681653fd64f774aa3a2c53a1424d622 , Show latest

From: Michael Schroeder <mls@suse.de>
Date: Tue, 6 Sep 2011 07:58:33 +0200
Subject: [PATCH 3/6] VNC: Fix crash when no depth translation is required.
Patch-Mainline: Currently no upstream project.
Git-commit: 74d5e3115cd955b7ee1acc64c6b8b42198ed894b
Signed-off: Egbert Eich <eich@suse.de> 
References: bnc #389386

Signed-off-by: Egbert Eich <eich@freedesktop.org>

---
 hw/vnc/translate.c |   11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/hw/vnc/translate.c b/hw/vnc/translate.c
index 5cc57a3..78030ed 100644
--- a/hw/vnc/translate.c
+++ b/hw/vnc/translate.c
@@ -168,17 +168,18 @@ rfbTranslateNone(ScreenPtr pScreen, char *table, rfbPixelFormat *in, rfbPixelFor
 {
     VNCSCREENPTR(pScreen);
     DrawablePtr pDraw = (DrawablePtr)pScreen->root;
-    int truewidth = PixmapBytePad(width, in->bitsPerPixel) / 4;
+    int truewidth = PixmapBytePad(width, in->bitsPerPixel);
 
-    if ((x + truewidth > pVNC->width) || truewidth != width) {
-	unsigned char *buffer = malloc(truewidth * height * in->bitsPerPixel / 8);
+    if ((x + width > pVNC->width) || truewidth != width * in->bitsPerPixel / 8) {
+	unsigned char *buffer = malloc(truewidth * height);
 	unsigned char *buf = buffer;
 	
-    	(*pScreen->GetImage)(pDraw, x, y, truewidth, height, ZPixmap, ~0, (char*)buf);
+    	(*pScreen->GetImage)(pDraw, x, y, width, height, ZPixmap, ~0, (char*)buf);
+
 	while (height--) {
 	    memcpy(optr, buf, width * in->bitsPerPixel / 8);
 	    optr += width * in->bitsPerPixel / 8;
-	    buf += truewidth * in->bitsPerPixel / 8;
+	    buf += truewidth;
 	}
 	free(buffer);
 	return;
-- 
1.7.3.4

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File N-VNC-Fix-crash-when-no-depth-translation-is-required.patch of Package xorg-x11-server (Revision 9681653fd64f774aa3a2c53a1424d622)

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