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s390: remove use of seq_printf return value 

The seq_printf return value, because it's frequently misused,
will eventually be converted to void.

See: commit 1f33c41c03 ("seq_file: Rename seq_overflow() to
     seq_has_overflowed() and make public")

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Cc: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Cc: Peter Oberparleiter <oberpar@linux.vnet.ibm.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Joe Perches 2015-04-15 16:18:14 -07:00 committed by Linus Torvalds
parent dc640a8813
commit c2f0b61d89
2 changed files with 11 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
arch/s390/pci/pci_debug.c
View File

@ -45,8 +45,10 @@ static int pci_perf_show(struct seq_file *m, void *v)
if (!zdev)
return 0;
if (!zdev->fmb)
return seq_printf(m, "FMB statistics disabled\n");
if (!zdev->fmb) {
seq_puts(m, "FMB statistics disabled\n");
return 0;
}
/* header */
seq_printf(m, "FMB @ %p\n", zdev->fmb);

12
drivers/s390/cio/blacklist.c
View File

@ -330,18 +330,20 @@ cio_ignore_proc_seq_show(struct seq_file *s, void *it)
if (!iter->in_range) {
/* First device in range. */
if ((iter->devno == __MAX_SUBCHANNEL) ||
!is_blacklisted(iter->ssid, iter->devno + 1))
!is_blacklisted(iter->ssid, iter->devno + 1)) {
/* Singular device. */
return seq_printf(s, "0.%x.%04x\n",
iter->ssid, iter->devno);
seq_printf(s, "0.%x.%04x\n", iter->ssid, iter->devno);
return 0;
}
iter->in_range = 1;
return seq_printf(s, "0.%x.%04x-", iter->ssid, iter->devno);
seq_printf(s, "0.%x.%04x-", iter->ssid, iter->devno);
return 0;
}
if ((iter->devno == __MAX_SUBCHANNEL) ||
!is_blacklisted(iter->ssid, iter->devno + 1)) {
/* Last device in range. */
iter->in_range = 0;
return seq_printf(s, "0.%x.%04x\n", iter->ssid, iter->devno);
seq_printf(s, "0.%x.%04x\n", iter->ssid, iter->devno);
}
return 0;
}