diff options
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_pipe_aaline.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/gallium/auxiliary/draw/draw_pipe_aaline.c b/src/gallium/auxiliary/draw/draw_pipe_aaline.c index cd9ee5434d3..a5f07236e83 100644 --- a/src/gallium/auxiliary/draw/draw_pipe_aaline.c +++ b/src/gallium/auxiliary/draw/draw_pipe_aaline.c @@ -163,7 +163,7 @@ aa_transform_decl(struct tgsi_transform_context *ctx, uint i; for (i = decl->Range.First; i <= decl->Range.Last; i++) { - aactx->samplersUsed |= 1 << i; + aactx->samplersUsed |= 1u << i; } } else if (decl->Declaration.File == TGSI_FILE_SAMPLER_VIEW) { @@ -208,9 +208,11 @@ aa_transform_prolog(struct tgsi_transform_context *ctx) struct aa_transform_context *aactx = (struct aa_transform_context *) ctx; uint i; + STATIC_ASSERT(sizeof(aactx->samplersUsed) * 8 >= PIPE_MAX_SAMPLERS); + /* find free sampler */ aactx->freeSampler = free_bit(aactx->samplersUsed); - if (aactx->freeSampler >= PIPE_MAX_SAMPLERS) + if (aactx->freeSampler < 0 || aactx->freeSampler >= PIPE_MAX_SAMPLERS) aactx->freeSampler = PIPE_MAX_SAMPLERS - 1; /* find two free temp regs */ |