From: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Date: Tue, 30 Apr 2019 05:06:18 +0000 (+0000)
Subject: panfrost/midgard: Fix crash on unknown op
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9559280fc30f46cd2fd675f8e84b26925d205813;p=mesa.git

panfrost/midgard: Fix crash on unknown op

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
---

diff --git a/src/gallium/drivers/panfrost/midgard/helpers.h b/src/gallium/drivers/panfrost/midgard/helpers.h
index 6d35f4de025..d2855cd89cd 100644
--- a/src/gallium/drivers/panfrost/midgard/helpers.h
+++ b/src/gallium/drivers/panfrost/midgard/helpers.h
@@ -264,6 +264,10 @@ static struct {
 static bool
 midgard_is_integer_op(int op)
 {
-        char prefix = alu_opcode_props[op].name[0];
-        return (prefix == 'i') || (prefix == 'u');
+        const char *name = alu_opcode_props[op].name;
+
+        if (!name)
+                return false;
+
+        return (name[0] == 'i') || (name[0] == 'u');
 }