Mesa (master): i965: Make brw_emit_reloc assert that the target BO is non-NULL.

[Kenneth Graunke]

Module: Mesa
Branch: master
Commit: 1d0bd0d1743ec3b924148c9129f964611dca785a
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=1d0bd0d1743ec3b924148c9129f964611dca785a

Author: Kenneth Graunke <kenneth at whitecape.org>
Date:   Wed Aug  2 16:52:39 2017 -0700

i965: Make brw_emit_reloc assert that the target BO is non-NULL.

You need an actual BO to emit a relocation to it.

Suggested by me, authored by Chris, split out of a larger patch.

---

 src/mesa/drivers/dri/i965/intel_batchbuffer.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/mesa/drivers/dri/i965/intel_batchbuffer.c b/src/mesa/drivers/dri/i965/intel_batchbuffer.c
index e2f208a3d1..fb5ed279c8 100644
--- a/src/mesa/drivers/dri/i965/intel_batchbuffer.c
+++ b/src/mesa/drivers/dri/i965/intel_batchbuffer.c
@@ -750,6 +750,8 @@ brw_emit_reloc(struct intel_batchbuffer *batch, uint32_t batch_offset,
                struct brw_bo *target, uint32_t target_offset,
                uint32_t read_domains, uint32_t write_domain)
 {
+   assert(target != NULL);
+
    uint64_t offset64;
 
    if (batch->reloc_count == batch->reloc_array_size) {