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char: hpet: Remove unused variable 'm'

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Fixes the following W=1 kernel build warning(s):

 drivers/char/hpet.c: In function ‘hpet_interrupt’:
 drivers/char/hpet.c:159:17: warning: variable ‘m’ set but not used [-Wunused-but-set-variable]

Cc: Clemens Ladisch <clemens@ladisch.de>
Cc: Bob Picco <robert.picco@hp.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Link: https://lore.kernel.org/r/20210520121347.3467794-13-lee.jones@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Lee Jones
2021-05-20 13:13:43 +01:00
committed by Greg Kroah-Hartman
parent a9af9ae814
commit d80758c02f
1 changed files with 2 additions and 2 deletions
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4
drivers/char/hpet.c
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@@ -156,12 +156,12 @@ static irqreturn_t hpet_interrupt(int irq, void *data)
* This has the effect of treating non-periodic like periodic. * This has the effect of treating non-periodic like periodic.
*/ */
if ((devp->hd_flags & (HPET_IE | HPET_PERIODIC)) == HPET_IE) { if ((devp->hd_flags & (HPET_IE | HPET_PERIODIC)) == HPET_IE) {
unsigned long m, t, mc, base, k; unsigned long t, mc, base, k;
struct hpet __iomem *hpet = devp->hd_hpet; struct hpet __iomem *hpet = devp->hd_hpet;
struct hpets *hpetp = devp->hd_hpets; struct hpets *hpetp = devp->hd_hpets;
t = devp->hd_ireqfreq; t = devp->hd_ireqfreq;
m = read_counter(&devp->hd_timer->hpet_compare); read_counter(&devp->hd_timer->hpet_compare);
mc = read_counter(&hpet->hpet_mc); mc = read_counter(&hpet->hpet_mc);
/* The time for the next interrupt would logically be t + m, /* The time for the next interrupt would logically be t + m,
* however, if we are very unlucky and the interrupt is delayed * however, if we are very unlucky and the interrupt is delayed