Mesa (master): nv50: typecast the result of ffs() to unsigned

[Emil Velikov]

Module: Mesa
Branch: master
Commit: 741e935a72b57cba2999239ce6d2bd3744214376
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=741e935a72b57cba2999239ce6d2bd3744214376

Author: Emil Velikov <emil.l.velikov at gmail.com>
Date:   Thu Jan 16 16:42:45 2014 +0000

nv50: typecast the result of ffs() to unsigned

Signed-off-by: Emil Velikov <emil.l.velikov at gmail.com>
Reviewed-by: Ilia Mirkin <imirkin at alum.mit.edu>

---

 src/gallium/drivers/nouveau/nv50/nv50_shader_state.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/nouveau/nv50/nv50_shader_state.c b/src/gallium/drivers/nouveau/nv50/nv50_shader_state.c
index c44d208..c9d80ea 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_shader_state.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_shader_state.c
@@ -46,7 +46,7 @@ nv50_constbufs_validate(struct nv50_context *nv50)
          p = NV50_3D_SET_PROGRAM_CB_PROGRAM_VERTEX;
 
       while (nv50->constbuf_dirty[s]) {
-         const int i = ffs(nv50->constbuf_dirty[s]) - 1;
+         const unsigned i = (unsigned)ffs(nv50->constbuf_dirty[s]) - 1;
 
          assert(i < NV50_MAX_PIPE_CONSTBUFS);
          nv50->constbuf_dirty[s] &= ~(1 << i);