From b0f4dd62426bab9839ecff9ea266c964427b1446 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@bitwiz.org.uk>
Date: Tue, 18 Aug 2009 23:58:43 +0100
Subject: Make the buffer size for very small pixmaps sane

---
 src/glamo-kms-exa.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/glamo-kms-exa.c b/src/glamo-kms-exa.c
index e7d78cf..6a78c79 100644
--- a/src/glamo-kms-exa.c
+++ b/src/glamo-kms-exa.c
@@ -476,8 +476,10 @@ static Bool GlamoKMSExaModifyPixmapHeader(PixmapPtr pPix, int width, int height,
 	new_size = (width * height * depth) / 8;
 	if ( new_size == 0 ) {
 		xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
-		           "Zero-sized pixmap in ModifyPixmapHeader\n");
-		return FALSE;
+		           "Zero-sized pixmap in ModifyPixmapHeader"
+		           " %ix%i %i bpp depth=%i\n", width, height,
+		           bitsPerPixel, depth);
+		new_size = 1;
 	}
 
 	if ( priv->bo == NULL ) {
-- 
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