radv: fix a potential crash if attachments allocation failed

Also, it's useless to set the error code twice. Though, we
should probably skip the next commands when the command buffer
is considered invalid.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>

src/amd/vulkan/radv_cmd_buffer.c

@@ -2771,9 +2771,10 @@ void radv_CmdBeginRenderPass(
 	cmd_buffer->state.framebuffer = framebuffer;
 	cmd_buffer->state.pass = pass;
 	cmd_buffer->state.render_area = pRenderPassBegin->renderArea;
+
 	result = radv_cmd_state_setup_attachments(cmd_buffer, pass, pRenderPassBegin);
 	if (result != VK_SUCCESS)
-		cmd_buffer->record_result = result;
+		return;
 
 	radv_cmd_buffer_set_subpass(cmd_buffer, pass->subpasses, true);
 	assert(cmd_buffer->cs->cdw <= cdw_max);