From a8628fb32e13439bd63e9abc0079ca28a4822645 Mon Sep 17 00:00:00 2001
From: Vinson Lee <vlee@freedesktop.org>
Date: Sat, 13 Feb 2021 20:56:43 -0800
Subject: [PATCH] st/xa: Mark default xa_get_pipe_format case unreachable.

Fix defect reported by Coverity Scan.

Uninitialized scalar variable (UNINIT)
uninit_use: Using uninitialized value fdesc. Field fdesc.format is uninitialized.

Fixes: 9f2f5b3d7fd ("st/xa: Initial import of the xa state-tracker and the xa-vmwgfx target.")
Suggested-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Vinson Lee <vlee@freedesktop.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9035>
---
 src/gallium/frontends/xa/xa_tracker.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/frontends/xa/xa_tracker.c b/src/gallium/frontends/xa/xa_tracker.c
index 31162606375..c802a40edb4 100644
--- a/src/gallium/frontends/xa/xa_tracker.c
+++ b/src/gallium/frontends/xa/xa_tracker.c
@@ -155,7 +155,7 @@ xa_get_pipe_format(struct xa_tracker *xa, enum xa_formats xa_format)
             fdesc.format = PIPE_FORMAT_L8_UNORM;
 	break;
     default:
-	fdesc.xa_format = xa_format_unknown;
+	unreachable("Unexpected format");
 	break;
     }
     return fdesc;