Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/include/scsi/scsi_eh.h b/include/scsi/scsi_eh.h
index 2b7e227..6bd5ed6 100644
--- a/include/scsi/scsi_eh.h
+++ b/include/scsi/scsi_eh.h
@@ -32,6 +32,7 @@
 struct scsi_eh_save {
 	/* saved state */
 	int result;
+	unsigned int resid_len;
 	int eh_eflags;
 	enum dma_data_direction data_direction;
 	unsigned underflow;
@@ -39,7 +40,6 @@
 	unsigned char prot_op;
 	unsigned char *cmnd;
 	struct scsi_data_buffer sdb;
-	struct request *next_rq;
 	/* new command support */
 	unsigned char eh_cmnd[BLK_MAX_CDB];
 	struct scatterlist sense_sgl;