[Mesa-dev] [PATCH 5/6] si_blit: check zstex nullity

[Julien Isorce]

Few lines before there is a if (zstex && zstex->htile_buffer ...)
which tells that there are some situation where it can be NULL.

So let's check for its nullity in other places too. Spotted by
coverity:

CID 1237295

Signed-off-by: Julien Isorce <jisorce at oblong.com>
---
 src/gallium/drivers/radeonsi/si_blit.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/gallium/drivers/radeonsi/si_blit.c b/src/gallium/drivers/radeonsi/si_blit.c
index da6c0cd..db4f533 100644
--- a/src/gallium/drivers/radeonsi/si_blit.c
+++ b/src/gallium/drivers/radeonsi/si_blit.c
@@ -749,14 +749,16 @@ static void si_clear(struct pipe_context *ctx, unsigned buffers,
 	if (sctx->db_depth_clear) {
 		sctx->db_depth_clear = false;
 		sctx->db_depth_disable_expclear = false;
-		zstex->depth_cleared = true;
+		if (zstex)
+			zstex->depth_cleared = true;
 		si_mark_atom_dirty(sctx, &sctx->db_render_state);
 	}
 
 	if (sctx->db_stencil_clear) {
 		sctx->db_stencil_clear = false;
 		sctx->db_stencil_disable_expclear = false;
-		zstex->stencil_cleared = true;
+		if (zstex)
+			zstex->stencil_cleared = true;
 		si_mark_atom_dirty(sctx, &sctx->db_render_state);
 	}
 }
-- 
2.7.4