draw: (trivial) fix NULL pointer dereference

This probably got broken when the samplers were converted to be indexed
by shader type.
Seen when looking at bug 89819 though I'm not sure if that really was what
the bug was about...

Cc: "10.5 10.6" <mesa-stable@lists.freedesktop.org>
Reviewed-by: Brian Paul <brianp@vmware.com>

diff --git a/src/gallium/auxiliary/draw/draw_llvm.c b/src/gallium/auxiliary/draw/draw_llvm.c
index 885c27c13c28a7800dac87b41f1100656e1f278b..9629a8a3e4206944b7f5ece38e0cb9609ad85e51 100644 (file)
--- a/src/gallium/auxiliary/draw/draw_llvm.c
+++ b/src/gallium/auxiliary/draw/draw_llvm.c
@@ -1969,7 +1969,7 @@ draw_llvm_set_sampler_state(struct draw_context *draw,
       for (i = 0; i < draw->num_samplers[PIPE_SHADER_VERTEX]; i++) {
          struct draw_jit_sampler *jit_sam = &draw->llvm->jit_context.samplers[i];
 
-         if (draw->samplers[i]) {
+         if (draw->samplers[PIPE_SHADER_VERTEX][i]) {
             const struct pipe_sampler_state *s
                = draw->samplers[PIPE_SHADER_VERTEX][i];
             jit_sam->min_lod = s->min_lod;
@@ -1982,7 +1982,7 @@ draw_llvm_set_sampler_state(struct draw_context *draw,
       for (i = 0; i < draw->num_samplers[PIPE_SHADER_GEOMETRY]; i++) {
          struct draw_jit_sampler *jit_sam = &draw->llvm->gs_jit_context.samplers[i];
 
-         if (draw->samplers[i]) {
+         if (draw->samplers[PIPE_SHADER_GEOMETRY][i]) {
             const struct pipe_sampler_state *s
                = draw->samplers[PIPE_SHADER_GEOMETRY][i];
             jit_sam->min_lod = s->min_lod;