Mesa (master): mesa/bindless: fix missing image _Layer initialization

[Ilia Mirkin]

Module: Mesa
Branch: master
Commit: e923075a82af63e5b5019c17dcf86a573deb7282
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=e923075a82af63e5b5019c17dcf86a573deb7282

Author: Ilia Mirkin <imirkin at alum.mit.edu>
Date:   Sat Dec 30 00:28:51 2017 -0500

mesa/bindless: fix missing image _Layer initialization

Some later code relies on _Layer to set first/last_layer. Make sure it's
always initialized.

Detected by valgrind's conditional jump/move with uninit value logic.

Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
Reviewed-by: Ian Romanick <ian.d.romanick at intel.com>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>

---

 src/mesa/main/texturebindless.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/mesa/main/texturebindless.c b/src/mesa/main/texturebindless.c
index f062ea904a..9aaa0367c2 100644
--- a/src/mesa/main/texturebindless.c
+++ b/src/mesa/main/texturebindless.c
@@ -327,6 +327,7 @@ get_image_handle(struct gl_context *ctx, struct gl_texture_object *texObj,
    } else {
       imgObj.Layered = GL_FALSE;
       imgObj.Layer = 0;
+      imgObj._Layer = 0;
    }
 
    /* Request a new image handle from the driver. */