[PATCH 1/2] staging: media: sunxi: Change return type of cedrus_find_format()

Nishka Dasgupta nishkadg.linux at gmail.com
Wed Jul 3 08:13:16 UTC 2019


Change return type of cedrus_find_format to bool as it is only called
once, by a function whose return value is bool, and the return value of
cedrus_find_format is returned as-is at the call-site.
Issue found with Coccinelle.

Signed-off-by: Nishka Dasgupta <nishkadg.linux at gmail.com>
---
 drivers/staging/media/sunxi/cedrus/cedrus_video.c | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_video.c b/drivers/staging/media/sunxi/cedrus/cedrus_video.c
index 9673874ece10..0ec31b9e0aea 100644
--- a/drivers/staging/media/sunxi/cedrus/cedrus_video.c
+++ b/drivers/staging/media/sunxi/cedrus/cedrus_video.c
@@ -55,8 +55,8 @@ static inline struct cedrus_ctx *cedrus_file2ctx(struct file *file)
 	return container_of(file->private_data, struct cedrus_ctx, fh);
 }
 
-static struct cedrus_format *cedrus_find_format(u32 pixelformat, u32 directions,
-						unsigned int capabilities)
+static bool cedrus_find_format(u32 pixelformat, u32 directions,
+			       unsigned int capabilities)
 {
 	struct cedrus_format *fmt;
 	unsigned int i;
@@ -70,13 +70,10 @@ static struct cedrus_format *cedrus_find_format(u32 pixelformat, u32 directions,
 
 		if (fmt->pixelformat == pixelformat &&
 		    (fmt->directions & directions) != 0)
-			break;
+			return true;
 	}
 
-	if (i == CEDRUS_FORMATS_COUNT)
-		return NULL;
-
-	return &cedrus_formats[i];
+	return false;
 }
 
 static bool cedrus_check_format(u32 pixelformat, u32 directions,
-- 
2.19.1



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