video/fbdev/amba-clcd: Adjustments for clcdfb_probe()

From: Markus Elfring <redacted>
Date: Tue, 5 Dec 2017 18:07:06 +0100

Two update suggestions were taken into account
from static source code analysis.

Markus Elfring (2):
  Delete an error message for a failed memory allocation
  Improve a size determination

 drivers/video/fbdev/amba-clcd.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

-- 
2.15.1

From: Markus Elfring <redacted>
Date: Tue, 5 Dec 2017 17:50:11 +0100

Omit an extra message for a memory allocation failure in this function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <redacted>
---
 drivers/video/fbdev/amba-clcd.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/video/fbdev/amba-clcd.c b/drivers/video/fbdev/amba-clcd.c
index 36d25190b48c..79f5ebf23fcd 100644
--- a/drivers/video/fbdev/amba-clcd.c
+++ b/drivers/video/fbdev/amba-clcd.c

@@ -969,7 +969,6 @@ static int clcdfb_probe(struct amba_device *dev, const struct amba_id *id)
 
 	fb = kzalloc(sizeof(struct clcd_fb), GFP_KERNEL);
 	if (!fb) {
-		printk(KERN_INFO "CLCD: could not allocate new clcd_fb struct\n");
 		ret = -ENOMEM;
 		goto free_region;
 	}

-- 
2.15.1

From: Markus Elfring <redacted>
Date: Tue, 5 Dec 2017 17:53:19 +0100

Replace the specification of a data structure by a pointer dereference
as the parameter for the operator "sizeof" to make the corresponding size
determination a bit safer according to the Linux coding style convention.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <redacted>
---
 drivers/video/fbdev/amba-clcd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/video/fbdev/amba-clcd.c b/drivers/video/fbdev/amba-clcd.c
index 79f5ebf23fcd..38c1f324ce15 100644
--- a/drivers/video/fbdev/amba-clcd.c
+++ b/drivers/video/fbdev/amba-clcd.c

@@ -967,7 +967,7 @@ static int clcdfb_probe(struct amba_device *dev, const struct amba_id *id)
 		goto out;
 	}
 
-	fb = kzalloc(sizeof(struct clcd_fb), GFP_KERNEL);
+	fb = kzalloc(sizeof(*fb), GFP_KERNEL);
 	if (!fb) {
 		ret = -ENOMEM;
 		goto free_region;

-- 
2.15.1

On Tuesday, December 05, 2017 06:12:30 PM SF Markus Elfring wrote:

From: Markus Elfring <redacted>
Date: Tue, 5 Dec 2017 17:50:11 +0100

Omit an extra message for a memory allocation failure in this function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <redacted>

Patch queued for 4.17, thanks.

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics

On Tuesday, December 05, 2017 06:13:33 PM SF Markus Elfring wrote:

From: Markus Elfring <redacted>
Date: Tue, 5 Dec 2017 17:53:19 +0100

Replace the specification of a data structure by a pointer dereference
as the parameter for the operator "sizeof" to make the corresponding size
determination a bit safer according to the Linux coding style convention.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <redacted>

Patch queued for 4.17, thanks.

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics