From: divverent <divverent@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Wed, 30 Dec 2009 07:40:48 +0000 (+0000)
Subject: fix the overflow checks :(
X-Git-Tag: xonotic-v0.1.0preview~911
X-Git-Url: http://git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=commitdiff_plain;h=840e5386a67c533cf30a09f6f6751debb8405d71

fix the overflow checks :(


git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@9737 d7cf8633-e32d-0410-b094-e92efae38249
---

diff --git a/gl_textures.c b/gl_textures.c
index 25107d6f..ea76ea63 100644
--- a/gl_textures.c
+++ b/gl_textures.c
@@ -1225,7 +1225,7 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
 		bytesperblock = 0;
 		bytesperpixel = 4;
 		size = dds_width*dds_height*bytesperpixel;
-		if(128 + size < ddsfilesize)
+		if(128 + size > ddsfilesize)
 		{
 			Mem_Free(dds);
 			Con_Printf("^1%s: invalid BGRA DDS image\n");
@@ -1247,7 +1247,7 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
 		bytesperblock = 8;
 		bytesperpixel = 0;
 		size = ((dds_width+3)/4)*((dds_height+3)/4)*bytesperblock;
-		if(128 + size < ddsfilesize)
+		if(128 + size > ddsfilesize)
 		{
 			Mem_Free(dds);
 			Con_Printf("^1%s: invalid DXT1 DDS image\n");
@@ -1268,7 +1268,7 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
 		bytesperblock = 16;
 		bytesperpixel = 0;
 		size = ((dds_width+3)/4)*((dds_height+3)/4)*bytesperblock;
-		if(128 + size < ddsfilesize)
+		if(128 + size > ddsfilesize)
 		{
 			Mem_Free(dds);
 			Con_Printf("^1%s: invalid DXT3 DDS image\n");
@@ -1282,7 +1282,7 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
 		bytesperblock = 16;
 		bytesperpixel = 0;
 		size = ((dds_width+3)/4)*((dds_height+3)/4)*bytesperblock;
-		if(128 + size < ddsfilesize)
+		if(128 + size > ddsfilesize)
 		{
 			Mem_Free(dds);
 			Con_Printf("^1%s: invalid DXT5 DDS image\n");