[PATCH 3/3] Replace for_each_*_bit_from() with for_each_*_bit() where appropriate

[Yury Norov]

A couple of kernel functions call for_each_*_bit_from() with start
bit equal to 0. Replace them with for_each_*_bit().

No functional changes, but might improve on readability.

Signed-off-by: Yury Norov <yury.no...@gmail.com>
---
 arch/x86/kernel/apic/vector.c         | 4 ++--
 drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 4 ++--
 drivers/hwmon/ltc2992.c               | 3 +--
 3 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c
index fb67ed5e7e6a..d099ef226f55 100644
--- a/arch/x86/kernel/apic/vector.c
+++ b/arch/x86/kernel/apic/vector.c
@@ -760,9 +760,9 @@ void __init lapic_update_legacy_vectors(void)
 
 void __init lapic_assign_system_vectors(void)
 {
-       unsigned int i, vector = 0;
+       unsigned int i, vector;
 
-       for_each_set_bit_from(vector, system_vectors, NR_VECTORS)
+       for_each_set_bit(vector, system_vectors, NR_VECTORS)
                irq_matrix_assign_system(vector_matrix, vector, false);
 
        if (nr_legacy_irqs() > 1)
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c 
b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
index 4102bcea3341..42ce3287d3be 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
@@ -1032,7 +1032,7 @@ int etnaviv_gpu_debugfs(struct etnaviv_gpu *gpu, struct 
seq_file *m)
 
 void etnaviv_gpu_recover_hang(struct etnaviv_gpu *gpu)
 {
-       unsigned int i = 0;
+       unsigned int i;
 
        dev_err(gpu->dev, "recover hung GPU!\n");
 
@@ -1045,7 +1045,7 @@ void etnaviv_gpu_recover_hang(struct etnaviv_gpu *gpu)
 
        /* complete all events, the GPU won't do it after the reset */
        spin_lock(&gpu->event_spinlock);
-       for_each_set_bit_from(i, gpu->event_bitmap, ETNA_NR_EVENTS)
+       for_each_set_bit(i, gpu->event_bitmap, ETNA_NR_EVENTS)
                complete(&gpu->event_free);
        bitmap_zero(gpu->event_bitmap, ETNA_NR_EVENTS);
        spin_unlock(&gpu->event_spinlock);
diff --git a/drivers/hwmon/ltc2992.c b/drivers/hwmon/ltc2992.c
index 2a4bed0ab226..7352d2b3c756 100644
--- a/drivers/hwmon/ltc2992.c
+++ b/drivers/hwmon/ltc2992.c
@@ -248,8 +248,7 @@ static int ltc2992_gpio_get_multiple(struct gpio_chip 
*chip, unsigned long *mask
 
        gpio_status = reg;
 
-       gpio_nr = 0;
-       for_each_set_bit_from(gpio_nr, mask, LTC2992_GPIO_NR) {
+       for_each_set_bit(gpio_nr, mask, LTC2992_GPIO_NR) {
                if (test_bit(LTC2992_GPIO_BIT(gpio_nr), &gpio_status))
                        set_bit(gpio_nr, bits);
        }
-- 
2.30.2