--- zzzz-none-000/linux-3.10.107/drivers/sbus/char/jsflash.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/sbus/char/jsflash.c	2021-02-04 17:41:59.000000000 +0000
@@ -207,7 +207,7 @@
 			goto end;
 		}
 
-		jsfd_read(req->buffer, jdp->dbase + offset, len);
+		jsfd_read(bio_data(req->bio), jdp->dbase + offset, len);
 		err = 0;
 	end:
 		if (!__blk_end_request_cur(req, err))
@@ -507,7 +507,6 @@
 	}
 
 	/* Let us be really paranoid for modifications to probing code. */
-	/* extern enum sparc_cpu sparc_cpu_model; */ /* in <asm/system.h> */
 	if (sparc_cpu_model != sun4m) {
 		/* We must be on sun4m because we use MMU Bypass ASI. */
 		return -ENXIO;