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[S390] tape: remove unused/not handled return codes

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

Acked-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Heiko Carstens 2011-05-23 10:24:28 +02:00 committed by Martin Schwidefsky
parent 37fa9975b2
commit 160fbf2e92
2 changed files with 2 additions and 6 deletions
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5
drivers/s390/char/tape_3590.c
View File

@ -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 */

3
drivers/s390/char/tape_std.c
View File

@ -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);
}