nv50: fix uninitialized variable in nv50_revdep_reorder
"unsafe" is never initialized, but used
(found by valgrind)
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c
index cd2fd0a..e74a526 100644
--- a/src/gallium/drivers/nv50/nv50_program.c
+++ b/src/gallium/drivers/nv50/nv50_program.c
@@ -3283,7 +3283,7 @@
static unsigned
nv50_revdep_reorder(unsigned m[4], unsigned rdep[4])
{
- unsigned i, c, x, unsafe;
+ unsigned i, c, x, unsafe = 0;
for (c = 0; c < 4; c++)
m[c] = c;