[Linux-kernel-mentees] [PATCH v2 5/8] Staging: kpc2000: kpc_dma: Resolve coding style error reported by checkpatch

Vandana BN bnvandana at gmail.com
Sun May 12 23:39:57 UTC 2019


This patch fixes below errors reported by checkpath
ERROR: Macros with complex values should be enclosed in parentheses
CHECK: Prefer using the BIT macro
ERROR: trailing statements should be on next line
ERROR: trailing statements should be on next line

Signed-off-by: Vandana BN <bnvandana at gmail.com>
---
 drivers/staging/kpc2000/kpc_dma/kpc_dma_driver.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/kpc2000/kpc_dma/kpc_dma_driver.c b/drivers/staging/kpc2000/kpc_dma/kpc_dma_driver.c
index 0b8dcf046136..e996ced77bd6 100644
--- a/drivers/staging/kpc2000/kpc_dma/kpc_dma_driver.c
+++ b/drivers/staging/kpc2000/kpc_dma/kpc_dma_driver.c
@@ -14,7 +14,7 @@ MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Matt.Sickler at daktronics.com");
 
 #define KPC_DMA_CHAR_MAJOR    UNNAMED_MAJOR
-#define KPC_DMA_NUM_MINORS    1 << MINORBITS
+#define KPC_DMA_NUM_MINORS    BIT(MINORBITS)
 static DEFINE_MUTEX(kpc_dma_mtx);
 static int assigned_major_num;
 static LIST_HEAD(kpc_dma_list);
@@ -55,9 +55,11 @@ static ssize_t  show_engine_regs(struct device *dev, struct device_attribute *at
 {
 	struct kpc_dma_device *ldev;
 	struct platform_device *pldev = to_platform_device(dev);
-	if (!pldev) return 0;
+	if (!pldev)
+		return 0;
 	ldev = platform_get_drvdata(pldev);
-	if (!ldev) return 0;
+	if (!ldev)
+		return 0;
 
 	return scnprintf(buf, PAGE_SIZE,
 		"EngineControlStatus      = 0x%08x\n"
-- 
2.17.1



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