[PATCH linux-next] arm: dma fix returnvar.cocci warnings

From: jing yangyang
Date: Thu Aug 19 2021 - 22:15:34 EST


Remove unneeded variables when "0" can be returned.

Generated by: scripts/coccinelle/misc/returnvar.cocci

Reported-by: Zeal Robot <zealci@xxxxxxxxxx>
Signed-off-by: jing yangyang <jing.yangyang@xxxxxxxxxx>
---
arch/arm/mach-omap2/dma.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/arm/mach-omap2/dma.c b/arch/arm/mach-omap2/dma.c
index dfc9b21..ba4a48e 100644
--- a/arch/arm/mach-omap2/dma.c
+++ b/arch/arm/mach-omap2/dma.c
@@ -79,7 +79,6 @@

static unsigned configure_dma_errata(void)
{
- unsigned errata = 0;

/*
* Errata applicable for OMAP2430ES1.0 and all omap2420
@@ -158,7 +157,7 @@ static unsigned configure_dma_errata(void)
if (cpu_is_omap34xx() && (omap_type() != OMAP2_DEVICE_TYPE_GP))
SET_DMA_ERRATA(DMA_ROMCODE_BUG);

- return errata;
+ return 0;
}

static const struct dma_slave_map omap24xx_sdma_dt_map[] = {
--
1.8.3.1