From 4395eb1f16cc55406fe3de4546134fc61253a06b Mon Sep 17 00:00:00 2001 From: Joe Perches Date: Wed, 15 Apr 2015 16:17:51 -0700 Subject: rtc: 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 1f33c41c03da ("seq_file: Rename seq_overflow() to seq_has_overflowed() and make public") Signed-off-by: Joe Perches Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/rtc/rtc-cmos.c | 36 +++++++++++++++++++----------------- drivers/rtc/rtc-ds1305.c | 6 +++--- drivers/rtc/rtc-mrst.c | 16 +++++++++------- drivers/rtc/rtc-tegra.c | 4 +++- 4 files changed, 34 insertions(+), 28 deletions(-) diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c index 5b2e76159b41..87647f459198 100644 --- a/drivers/rtc/rtc-cmos.c +++ b/drivers/rtc/rtc-cmos.c @@ -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 diff --git a/drivers/rtc/rtc-ds1305.c b/drivers/rtc/rtc-ds1305.c index 129add77065d..12b07158a366 100644 --- a/drivers/rtc/rtc-ds1305.c +++ b/drivers/rtc/rtc-ds1305.c @@ -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 diff --git a/drivers/rtc/rtc-mrst.c b/drivers/rtc/rtc-mrst.c index 3a6fd3a8a2ec..548ea6f6f384 100644 --- a/drivers/rtc/rtc-mrst.c +++ b/drivers/rtc/rtc-mrst.c @@ -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 diff --git a/drivers/rtc/rtc-tegra.c b/drivers/rtc/rtc-tegra.c index d948277057d8..60232bd366ef 100644 --- a/drivers/rtc/rtc-tegra.c +++ b/drivers/rtc/rtc-tegra.c @@ -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) -- cgit v1.2.3