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rtc: remove use of seq_printf return value

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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>
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 16:17:51 -07:00 committed by Linus Torvalds
parent 9f6a240e8b
commit 4395eb1f16
4 changed files with 34 additions and 28 deletions
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36
drivers/rtc/rtc-cmos.c
View file

@ -459,23 +459,25 @@ static int cmos_procfs(struct device *dev, struct seq_file *seq)
/* NOTE: at least ICH6 reports battery status using a different
* (non-RTC) bit; and SQWE is ignored on many current systems.
*/
return seq_printf(seq,
"periodic_IRQ\t: %s\n"
"update_IRQ\t: %s\n"
"HPET_emulated\t: %s\n"
// "square_wave\t: %s\n"
"BCD\t\t: %s\n"
"DST_enable\t: %s\n"
"periodic_freq\t: %d\n"
"batt_status\t: %s\n",
(rtc_control & RTC_PIE) ? "yes" : "no",
(rtc_control & RTC_UIE) ? "yes" : "no",
is_hpet_enabled() ? "yes" : "no",
// (rtc_control & RTC_SQWE) ? "yes" : "no",
(rtc_control & RTC_DM_BINARY) ? "no" : "yes",
(rtc_control & RTC_DST_EN) ? "yes" : "no",
cmos->rtc->irq_freq,
(valid & RTC_VRT) ? "okay" : "dead");
seq_printf(seq,
"periodic_IRQ\t: %s\n"
"update_IRQ\t: %s\n"
"HPET_emulated\t: %s\n"
// "square_wave\t: %s\n"
"BCD\t\t: %s\n"
"DST_enable\t: %s\n"
"periodic_freq\t: %d\n"
"batt_status\t: %s\n",
(rtc_control & RTC_PIE) ? "yes" : "no",
(rtc_control & RTC_UIE) ? "yes" : "no",
is_hpet_enabled() ? "yes" : "no",
// (rtc_control & RTC_SQWE) ? "yes" : "no",
(rtc_control & RTC_DM_BINARY) ? "no" : "yes",
(rtc_control & RTC_DST_EN) ? "yes" : "no",
cmos->rtc->irq_freq,
(valid & RTC_VRT) ? "okay" : "dead");
return 0;
}
#else

6
drivers/rtc/rtc-ds1305.c
View file

@ -434,9 +434,9 @@ static int ds1305_proc(struct device *dev, struct seq_file *seq)
}
done:
return seq_printf(seq,
"trickle_charge\t: %s%s\n",
diodes, resistors);
seq_printf(seq, "trickle_charge\t: %s%s\n", diodes, resistors);
return 0;
}
#else

16
drivers/rtc/rtc-mrst.c
View file

@ -277,13 +277,15 @@ static int mrst_procfs(struct device *dev, struct seq_file *seq)
valid = vrtc_cmos_read(RTC_VALID);
spin_unlock_irq(&rtc_lock);
return seq_printf(seq,
"periodic_IRQ\t: %s\n"
"alarm\t\t: %s\n"
"BCD\t\t: no\n"
"periodic_freq\t: daily (not adjustable)\n",
(rtc_control & RTC_PIE) ? "on" : "off",
(rtc_control & RTC_AIE) ? "on" : "off");
seq_printf(seq,
"periodic_IRQ\t: %s\n"
"alarm\t\t: %s\n"
"BCD\t\t: no\n"
"periodic_freq\t: daily (not adjustable)\n",
(rtc_control & RTC_PIE) ? "on" : "off",
(rtc_control & RTC_AIE) ? "on" : "off");
return 0;
}
#else

4
drivers/rtc/rtc-tegra.c
View file

@ -261,7 +261,9 @@ static int tegra_rtc_proc(struct device *dev, struct seq_file *seq)
if (!dev || !dev->driver)
return 0;
return seq_printf(seq, "name\t\t: %s\n", dev_name(dev));
seq_printf(seq, "name\t\t: %s\n", dev_name(dev));
return 0;
}
static irqreturn_t tegra_rtc_irq_handler(int irq, void *data)