drm/amdgpu: fix a wrong ib reference

It should be p->job->ibs[j] instead of p->job->ibs[i] here.

Fixes: cdc7893f ("drm/amdgpu: use job and ib structures directly in CS parsers")
Signed-off-by: Lang Yu <Lang.Yu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c

@@ -783,15 +783,12 @@ static int amdgpu_cs_vm_handling(struct amdgpu_cs_parser *p)
 				memcpy(ib->ptr, kptr, chunk_ib->ib_bytes);
 				amdgpu_bo_kunmap(aobj);
 
-				r = amdgpu_ring_parse_cs(ring, p, p->job,
-							 &p->job->ibs[i]);
+				r = amdgpu_ring_parse_cs(ring, p, p->job, ib);
 				if (r)
 					return r;
 			} else {
 				ib->ptr = (uint32_t *)kptr;
-				r = amdgpu_ring_patch_cs_in_place(ring, p,
-								  p->job,
-								  &p->job->ibs[i]);
+				r = amdgpu_ring_patch_cs_in_place(ring, p, p->job, ib);
 				amdgpu_bo_kunmap(aobj);
 				if (r)
 					return r;