mesa: add null ptr checks in GetTexParameterI[u]iv() functions

diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c
index 0dec01729896f3623d9efcda3452a9c2fe8b149b..97d0359f170956aeed6f8966bad34e093fbc888b 100644 (file)
--- a/src/mesa/main/texparam.c
+++ b/src/mesa/main/texparam.c
@@ -1379,6 +1379,8 @@ _mesa_GetTexParameterIiv(GLenum target, GLenum pname, GLint *params)
    ASSERT_OUTSIDE_BEGIN_END(ctx);
 
    texObj = get_texobj(ctx, target, GL_TRUE);
+   if (!texObj)
+      return;
    
    switch (pname) {
    case GL_TEXTURE_BORDER_COLOR:
@@ -1399,6 +1401,8 @@ _mesa_GetTexParameterIuiv(GLenum target, GLenum pname, GLuint *params)
    ASSERT_OUTSIDE_BEGIN_END(ctx);
 
    texObj = get_texobj(ctx, target, GL_TRUE);
+   if (!texObj)
+      return;
    
    switch (pname) {
    case GL_TEXTURE_BORDER_COLOR: