From: Viresh Kumar Date: Mon, 11 Jan 2016 05:59:16 +0000 (+0530) Subject: greybus: arche-apb: Drop unnecessary checks X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=40989cf3c1e3c114d3558ad4d7513344ed612ac2;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git greybus: arche-apb: Drop unnecessary checks wake_detect_gpio and resetn_gpio are guaranteed to be valid in apb_ctrl_cleanup() and irq-handler, no need to check for their validity. Signed-off-by: Viresh Kumar Reviewed-by: Vaibhav Hiremath Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/greybus/arche-apb-ctrl.c b/drivers/staging/greybus/arche-apb-ctrl.c index 859d22e3f149..04c44675926e 100644 --- a/drivers/staging/greybus/arche-apb-ctrl.c +++ b/drivers/staging/greybus/arche-apb-ctrl.c @@ -94,10 +94,6 @@ static irqreturn_t apb_ctrl_wake_detect_irq(int irq, void *devid) * signals, especially when we start using GPIOs over slow * buses like I2C. */ - if (!gpio_is_valid(apb->wake_detect_gpio) && - !gpio_is_valid(apb->resetn_gpio)) - return IRQ_HANDLED; /* Should it be IRQ_NONE ?? */ - spin_lock_irqsave(&apb->lock, flags); if (apb->state != APB_STATE_ACTIVE) { @@ -293,9 +289,7 @@ static void apb_ctrl_cleanup(struct arche_apb_ctrl_drvdata *apb) spin_lock_irqsave(&apb->lock, flags); /* As part of exit, put APB back in reset state */ - if (gpio_is_valid(apb->resetn_gpio)) - gpio_set_value(apb->resetn_gpio, 0); - + gpio_set_value(apb->resetn_gpio, 0); apb->state = APB_STATE_OFF; spin_unlock_irqrestore(&apb->lock, flags);