Hi Joe,
> 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 <joe@xxxxxxxxxxx>
> ---
> drivers/watchdog/bcm_kona_wdt.c | 27 ++++++++++++++++-----------
> 1 file changed, 16 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/watchdog/bcm_kona_wdt.c b/drivers/watchdog/bcm_kona_wdt.c
> index 4e37db3..22d8ae6 100644
> --- a/drivers/watchdog/bcm_kona_wdt.c
> +++ b/drivers/watchdog/bcm_kona_wdt.c
> @@ -99,12 +99,14 @@ static int secure_register_read(struct bcm_kona_wdt *wdt, uint32_t offset)
>
> static int bcm_kona_wdt_dbg_show(struct seq_file *s, void *data)
> {
> - int ctl_val, cur_val, ret;
> + int ctl_val, cur_val;
> unsigned long flags;
> struct bcm_kona_wdt *wdt = s->private;
>
> - if (!wdt)
> - return seq_puts(s, "No device pointer\n");
> + if (!wdt) {
> + seq_puts(s, "No device pointer\n");
> + return 0;
> + }
>
> spin_lock_irqsave(&wdt->lock, flags);
> ctl_val = secure_register_read(wdt, SECWDOG_CTRL_REG);
> @@ -112,7 +114,7 @@ static int bcm_kona_wdt_dbg_show(struct seq_file *s, void *data)
> spin_unlock_irqrestore(&wdt->lock, flags);
>
> if (ctl_val < 0 || cur_val < 0) {
> - ret = seq_puts(s, "Error accessing hardware\n");
> + seq_puts(s, "Error accessing hardware\n");
> } else {
> int ctl, cur, ctl_sec, cur_sec, res;
>
> @@ -121,15 +123,18 @@ static int bcm_kona_wdt_dbg_show(struct seq_file *s, void *data)
> cur = cur_val & SECWDOG_COUNT_MASK;
> ctl_sec = TICKS_TO_SECS(ctl, wdt);
> cur_sec = TICKS_TO_SECS(cur, wdt);
> - ret = seq_printf(s, "Resolution: %d / %d\n"
> - "Control: %d s / %d (%#x) ticks\n"
> - "Current: %d s / %d (%#x) ticks\n"
> - "Busy count: %lu\n", res,
> - wdt->resolution, ctl_sec, ctl, ctl, cur_sec,
> - cur, cur, wdt->busy_count);
> + seq_printf(s,
> + "Resolution: %d / %d\n"
> + "Control: %d s / %d (%#x) ticks\n"
> + "Current: %d s / %d (%#x) ticks\n"
> + "Busy count: %lu\n",
> + res, wdt->resolution,
> + ctl_sec, ctl, ctl,
> + cur_sec, cur, cur,
> + wdt->busy_count);
> }
>
> - return ret;
> + return 0;
> }
>
> static int bcm_kona_dbg_open(struct inode *inode, struct file *file)
> --
> 2.1.2
This patch was applied to linux-watchdog-next.
Kind regards,
Wim.
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