[PATCH v2 3/5] spi: spi-nxp-fspi: use guard(mutex) to simplify the code

From: Haibo Chen
Date: Thu Apr 24 2025 - 03:40:23 EST


Use guard(mutex) to simplify the code logic.

Signed-off-by: Haibo Chen <haibo.chen@xxxxxxx>
---
drivers/spi/spi-nxp-fspi.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/spi/spi-nxp-fspi.c b/drivers/spi/spi-nxp-fspi.c
index 438a9c103c5969bcae06b4e02d98397ffdcaa345..e001c7241269ec8d3fcae25cb6a36b5e47600066 100644
--- a/drivers/spi/spi-nxp-fspi.c
+++ b/drivers/spi/spi-nxp-fspi.c
@@ -932,11 +932,10 @@ static int nxp_fspi_exec_op(struct spi_mem *mem, const struct spi_mem_op *op)
struct nxp_fspi *f = spi_controller_get_devdata(mem->spi->controller);
int err = 0;

- mutex_lock(&f->lock);
+ guard(mutex)(&f->lock);

err = pm_runtime_get_sync(f->dev);
if (err < 0) {
- mutex_unlock(&f->lock);
dev_err(f->dev, "Failed to enable clock %d\n", __LINE__);
return err;
}
@@ -972,7 +971,6 @@ static int nxp_fspi_exec_op(struct spi_mem *mem, const struct spi_mem_op *op)
pm_runtime_mark_last_busy(f->dev);
pm_runtime_put_autosuspend(f->dev);

- mutex_unlock(&f->lock);
return err;
}


--
2.34.1