msm: camera: common: Fix possible OOB reads and writes operation

We need to check if the packet is valid before using it.

CRs-Fixed: 3605421
Change-Id: Ide4e005ba46690c1cac02cb77a2d9aaa497b15df
Signed-off-by: mingpan <quic_mingpan@quicinc.com>
(cherry picked from commit 0156c0475a4c6c042eb84fcfbc14b3e837e0cb4c)

drivers/cam_jpeg/jpeg_hw/cam_jpeg_hw_mgr.c

@@ -169,6 +169,10 @@ static int cam_jpeg_add_command_buffers(struct cam_packet *packet,
 		num_entry);
 
 	for (i = 0; i < packet->num_cmd_buf; i++) {
+		rc = cam_packet_util_validate_cmd_desc(&cmd_desc[i]);
+		if (rc)
+			return rc;
+
 		CAM_DBG(CAM_JPEG,
 			"Metadata: %u Offset: 0x%x Length: %u mem_handle: 0x%x num_entry: %d",
 			cmd_desc[i].meta_data, cmd_desc[i].offset,