[Mesa-dev] [PATCH] mesa: fix arithmetic error in _mesa_compute_compressed_pixelstore()

Brian Paul brianp at vmware.com
Mon Dec 1 12:47:12 PST 2014


We need parenthesis around the expression which computes the number of
blocks per row.

Cc: "10.3 10.4" <mesa-stable at lists.freedesktop.org>
---
 src/mesa/main/texstore.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c
index f858cef..50aa1fd 100644
--- a/src/mesa/main/texstore.c
+++ b/src/mesa/main/texstore.c
@@ -2231,7 +2231,7 @@ _mesa_compute_compressed_pixelstore(GLuint dims, mesa_format texFormat,
 
       if (packing->RowLength) {
          store->TotalBytesPerRow = packing->CompressedBlockSize *
-            (packing->RowLength + bw - 1) / bw;
+            ((packing->RowLength + bw - 1) / bw);
       }
 
       store->SkipBytes += packing->SkipPixels * packing->CompressedBlockSize / bw;
-- 
1.9.1



More information about the mesa-dev mailing list