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nv50: access only the available amount of constbuf

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The textures array is defined as a number of NV50_MAX_PIPE_CONSTBUFS
per shader stage. Currently the nv50 driver handles only 3 shader
stages, thus we wreck chaos when accessing array-out-of-bounds.

Cc: 9.1 9.2 10.0 <mesa-stable@lists.freedesktop.org>
Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
(cherry picked from commit 12e744abbb)
This commit is contained in:
Emil Velikov 2014-01-16 15:37:53 +00:00 • committed by Carl Worth
parent a3f259e404
commit 04e5f2e94f
1 changed files with 1 additions and 1 deletions
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2
src/gallium/drivers/nouveau/nv50/nv50_context.c
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@ -179,7 +179,7 @@ nv50_invalidate_resource_storage(struct nouveau_context *ctx,
}
if (res->bind & PIPE_BIND_CONSTANT_BUFFER) {
for (s = 0; s < 5; ++s) {
for (s = 0; s < 3; ++s) {
for (i = 0; i < nv50->num_vtxbufs; ++i) {
if (!nv50->constbuf[s][i].user &&
nv50->constbuf[s][i].u.buf == res) {