i965: Silence uninitialized variable warning.

Silences this GCC warning.
brw_wm_fp.c: In function 'precalc_tex':
brw_wm_fp.c:666: warning: 'tmpcoord.Index' may be used uninitialized in this function

diff --git a/src/mesa/drivers/dri/i965/brw_wm_fp.c b/src/mesa/drivers/dri/i965/brw_wm_fp.c
index 938fb80857be7b7e9968d0b5d6940fb63a557ee4..d69b83653e431a38801cb37bcefd5f233fe63d57 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_wm_fp.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_fp.c
@@ -663,7 +663,7 @@ static void precalc_tex( struct brw_wm_compile *c,
                         const struct prog_instruction *inst )
 {
    struct prog_src_register coord;
-   struct prog_dst_register tmpcoord;
+   struct prog_dst_register tmpcoord = { 0 };
    const GLuint unit = c->fp->program.Base.SamplerUnits[inst->TexSrcUnit];
 
    assert(unit < BRW_MAX_TEX_UNIT);