From 6665ea4a49eec0ec3b55fe7080c058d1c5c65352 Mon Sep 17 00:00:00 2001
From: Tim Angus <tim@ngus.net>
Date: Mon, 1 Sep 2014 11:35:49 +0100
Subject: [PATCH] Fix renderergl2 warnings

---
 code/renderergl2/tr_bsp.c        | 10 ++++------
 code/renderergl2/tr_model_iqm.c  |  2 +-
 code/renderergl2/tr_shade_calc.c |  2 +-
 code/renderergl2/tr_shader.c     |  2 +-
 4 files changed, 7 insertions(+), 9 deletions(-)

diff --git a/code/renderergl2/tr_bsp.c b/code/renderergl2/tr_bsp.c
index 24ab61fb..d80a6524 100644
--- a/code/renderergl2/tr_bsp.c
+++ b/code/renderergl2/tr_bsp.c
@@ -599,9 +599,7 @@ static	void R_LoadVisibility( lump_t *l ) {
 	int		len;
 	byte	*buf;
 
-	len = ( s_worldData.numClusters + 63 ) & ~63;
-
-    len = l->filelen;
+	len = l->filelen;
 	if ( !len ) {
 		return;
 	}
@@ -1473,7 +1471,7 @@ int R_StitchPatches( int grid1num, int grid2num ) {
 
 			for (m = 0; m < 2; m++) {
 
-				if ( grid2->width >= MAX_GRID_SIZE )
+				if ( !grid2 || grid2->width >= MAX_GRID_SIZE )
 					break;
 				if (m) offset2 = (grid2->height-1) * grid2->width;
 				else offset2 = 0;
@@ -1517,7 +1515,7 @@ int R_StitchPatches( int grid1num, int grid2num ) {
 			}
 			for (m = 0; m < 2; m++) {
 
-				if (grid2->height >= MAX_GRID_SIZE)
+				if (!grid2 || grid2->height >= MAX_GRID_SIZE)
 					break;
 				if (m) offset2 = grid2->width-1;
 				else offset2 = 0;
@@ -1572,7 +1570,7 @@ int R_StitchPatches( int grid1num, int grid2num ) {
 		for (k = grid1->height-1; k > 1; k -= 2) {
 			for (m = 0; m < 2; m++) {
 
-				if ( grid2->width >= MAX_GRID_SIZE )
+				if (!grid2 || grid2->width >= MAX_GRID_SIZE )
 					break;
 				if (m) offset2 = (grid2->height-1) * grid2->width;
 				else offset2 = 0;
diff --git a/code/renderergl2/tr_model_iqm.c b/code/renderergl2/tr_model_iqm.c
index b3843c5d..e47171e7 100644
--- a/code/renderergl2/tr_model_iqm.c
+++ b/code/renderergl2/tr_model_iqm.c
@@ -144,7 +144,7 @@ qboolean R_LoadIQM( model_t *mod, void *buffer, int filesize, const char *mod_na
 	unsigned short		*framedata;
 	char			*str;
 	int			i, j;
-	float			jointInvMats[IQM_MAX_JOINTS * 12];
+	float			jointInvMats[IQM_MAX_JOINTS * 12] = {0.0f};
 	float			*mat, *matInv;
 	size_t			size, joint_names;
 	iqmData_t		*iqmData;
diff --git a/code/renderergl2/tr_shade_calc.c b/code/renderergl2/tr_shade_calc.c
index c9816fa8..0a0cbff0 100644
--- a/code/renderergl2/tr_shade_calc.c
+++ b/code/renderergl2/tr_shade_calc.c
@@ -640,7 +640,7 @@ float RB_CalcWaveAlphaSingle( const waveForm_t *wf )
 */
 void RB_CalcModulateColorsByFog( unsigned char *colors ) {
 	int		i;
-	float	texCoords[SHADER_MAX_VERTEXES][2];
+	float	texCoords[SHADER_MAX_VERTEXES][2] = {{0.0f}};
 
 	// calculate texcoords so we can derive density
 	// this is not wasted, because it would only have
diff --git a/code/renderergl2/tr_shader.c b/code/renderergl2/tr_shader.c
index d5b053de..06bac507 100644
--- a/code/renderergl2/tr_shader.c
+++ b/code/renderergl2/tr_shader.c
@@ -3692,7 +3692,7 @@ a single large text block that can be scanned for shader names
 static void ScanAndLoadShaderFiles( void )
 {
 	char **shaderFiles;
-	char *buffers[MAX_SHADER_FILES];
+	char *buffers[MAX_SHADER_FILES] = {NULL};
 	char *p;
 	int numShaderFiles;
 	int i;