Mesa (master): i965: Simplify num_sources_from_inst().

[Matt Turner]

Module: Mesa
Branch: master
Commit: c9724682b52ba453817c3430af1332f28f5ac50c
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=c9724682b52ba453817c3430af1332f28f5ac50c

Author: Matt Turner <mattst88 at gmail.com>
Date:   Mon Nov 21 21:19:50 2016 -0800

i965: Simplify num_sources_from_inst().

desc will always be non-NULL, because brw_validate_instructions() does
not attempt to validate any instructions that fail the
is_unsupported_inst() check.

Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>

---

 src/mesa/drivers/dri/i965/brw_eu_validate.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_eu_validate.c b/src/mesa/drivers/dri/i965/brw_eu_validate.c
index 86f0ec8..8c2eb99 100644
--- a/src/mesa/drivers/dri/i965/brw_eu_validate.c
+++ b/src/mesa/drivers/dri/i965/brw_eu_validate.c
@@ -103,10 +103,8 @@ num_sources_from_inst(const struct gen_device_info *devinfo,
           */
          return 0;
       }
-   } else if (desc) {
-      return desc->nsrc;
    } else {
-      return 0;
+      return desc->nsrc;
    }
 
    switch (math_function) {