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 (file)
--- a/src/gallium/drivers/nv50/nv50_program.c
+++ b/src/gallium/drivers/nv50/nv50_program.c
@@ -3283,7 +3283,7 @@ prep_inspect_insn(struct nv50_pc *pc, const struct tgsi_full_instruction *insn)
 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;