[PATCH v1 1/2] mmc: slot-gpio: Refactor mmc_gpio_alloc()

Andy Shevchenko
2021-09-29T11:17:58Z

Refactor mmc_gpio_alloc() to drop unneeded indentation level
and double condition. This increases readability of the code.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/mmc/core/slot-gpio.c | 34 +++++++++++++++++-----------------
1 file changed, 17 insertions(+), 17 deletions(-)

diff --git a/drivers/mmc/core/slot-gpio.c b/drivers/mmc/core/slot-gpio.c
index 05e907451df9..e365d328f43c 100644
--- a/drivers/mmc/core/slot-gpio.c
+++ b/drivers/mmc/core/slot-gpio.c
@@ -39,24 +39,24 @@ static irqreturn_t mmc_gpio_cd_irqt(int irq, void *dev_id)

int mmc_gpio_alloc(struct mmc_host *host)
{
- struct mmc_gpio *ctx = devm_kzalloc(host->parent,
- sizeof(*ctx), GFP_KERNEL);
-
- if (ctx) {
- ctx->cd_debounce_delay_ms = 200;
- ctx->cd_label = devm_kasprintf(host->parent, GFP_KERNEL,
- "%s cd", dev_name(host->parent));
- if (!ctx->cd_label)
- return -ENOMEM;
- ctx->ro_label = devm_kasprintf(host->parent, GFP_KERNEL,
- "%s ro", dev_name(host->parent));
- if (!ctx->ro_label)
- return -ENOMEM;
- host->slot.handler_priv = ctx;
- host->slot.cd_irq = -EINVAL;
- }
+ const char *devname = dev_name(host->parent);
+ struct mmc_gpio *ctx;
+
+ ctx = devm_kzalloc(host->parent, sizeof(*ctx), GFP_KERNEL);
+ if (!ctx)
+ return -ENOMEM;
+
+ ctx->cd_debounce_delay_ms = 200;
+ ctx->cd_label = devm_kasprintf(host->parent, GFP_KERNEL, "%s cd", devname);
+ if (!ctx->cd_label)
+ return -ENOMEM;
+ ctx->ro_label = devm_kasprintf(host->parent, GFP_KERNEL, "%s ro", devname);
+ if (!ctx->ro_label)
+ return -ENOMEM;
+ host->slot.handler_priv = ctx;
+ host->slot.cd_irq = -EINVAL;

- return ctx ? 0 : -ENOMEM;
+ return 0;
}

int mmc_gpio_get_ro(struct mmc_host *host)
--
2.33.0