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Commit 160fbf2e authored by Heiko Carstens's avatar Heiko Carstens Committed by Martin Schwidefsky
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[S390] tape: remove unused/not handled return codes 



Return codes are on purpose not handled or used. So remove them.

Acked-by: default avatarMichael Holzheu <holzheu@linux.vnet.ibm.com>
Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent 37fa9975

drivers/s390/char/tape_3590.c

+1 −4
Original line number Diff line number Diff line
@@ -1392,15 +1392,12 @@ tape_3590_print_era_msg(struct tape_device *device, struct irb *irb) 
static int tape_3590_crypt_error(struct tape_device *device,

				 struct tape_request *request, struct irb *irb)

{

	u8 cu_rc, ekm_rc1;

	u8 cu_rc;

	u16 ekm_rc2;

	u32 drv_rc;

	char *sense;



	sense = ((struct tape_3590_sense *) irb->ecw)->fmt.data;

	cu_rc = sense[0];

	drv_rc = *((u32*) &sense[5]) & 0xffffff;

	ekm_rc1 = sense[9];

	ekm_rc2 = *((u16*) &sense[10]);

	if ((cu_rc == 0) && (ekm_rc2 == 0xee31))

		/* key not defined on EKM */

drivers/s390/char/tape_std.c

+1 −2
Original line number Diff line number Diff line
@@ -564,7 +564,6 @@ int 
tape_std_mtreten(struct tape_device *device, int mt_count)

{

	struct tape_request *request;

	int rc;



	request = tape_alloc_request(4, 0);

	if (IS_ERR(request))
@@ -576,7 +575,7 @@ tape_std_mtreten(struct tape_device *device, int mt_count) 
	tape_ccw_cc(request->cpaddr + 2, NOP, 0, NULL);

	tape_ccw_end(request->cpaddr + 3, CCW_CMD_TIC, 0, request->cpaddr);

	/* execute it, MTRETEN rc gets ignored */

	rc = tape_do_io_interruptible(device, request);

	tape_do_io_interruptible(device, request);

	tape_free_request(request);

	return tape_mtop(device, MTREW, 1);

}