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Groups > linux.kernel > #1499732

[PATCH 08/34] [media] DaVinci-VPBE: Return the success indication only as a constant in vpbe_set_mode()

From SF Markus Elfring <elfring@users.sourceforge.net>
Newsgroups linux.kernel
Subject [PATCH 08/34] [media] DaVinci-VPBE: Return the success indication only as a constant in vpbe_set_mode()
Date 2016-10-12 16:50 +0200
Message-ID <srt10-5LT-13@gated-at.bofh.it> (permalink)
References <srsHD-5Fa-11@gated-at.bofh.it>
Organization linux.* mail to news gateway

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From: Markus Elfring <elfring@users.sourceforge.net>
Date: Wed, 12 Oct 2016 09:51:29 +0200

* Return a success code without storing it in an intermediate variable.

* Delete the local variable "ret" which became unnecessary with
  this refactoring.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 drivers/media/platform/davinci/vpbe.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/media/platform/davinci/vpbe.c b/drivers/media/platform/davinci/vpbe.c
index 9fdd8c0..d6a0221 100644
--- a/drivers/media/platform/davinci/vpbe.c
+++ b/drivers/media/platform/davinci/vpbe.c
@@ -509,7 +509,6 @@ static int vpbe_set_mode(struct vpbe_device *vpbe_dev,
 	struct v4l2_dv_timings dv_timings;
 	struct osd_state *osd_device;
 	int out_index = vpbe_dev->current_out_index;
-	int ret = 0;
 	int i;
 
 	if (!mode_info || !mode_info->name)
@@ -549,8 +548,7 @@ static int vpbe_set_mode(struct vpbe_device *vpbe_dev,
 		vpbe_dev->current_timings.upper_margin);
 
 	mutex_unlock(&vpbe_dev->lock);
-
-	return ret;
+	return 0;
 }
 
 static int vpbe_set_default_mode(struct vpbe_device *vpbe_dev)
-- 
2.10.1

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[PATCH 00/34] [media] DaVinci-Video Processing: Fine-tuning for  several function implementations SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 16:30 +0200
  [PATCH 01/34] [media] DaVinci-VPBE: Use kmalloc_array() in  vpbe_initialize() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 16:30 +0200
  [PATCH 04/34] [media] DaVinci-VPBE: Combine substrings for four  messages SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 16:40 +0200
  [PATCH 02/34] [media] DaVinci-VPBE: Delete two error messages for a  failed memory allocation SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 16:40 +0200
  [PATCH 10/34] [media] DaVinci-VPBE: Check return value of a  setup_if_config() call in vpbe_set_output() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 16:50 +0200
  [PATCH 09/34] [media] DaVinci-VPBE: Reduce the scope for a variable  in vpbe_set_default_output() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 16:50 +0200
  [PATCH 06/34] [media] DaVinci-VPBE: Return an error code only by a  single variable in vpbe_initialize() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 16:50 +0200
  [PATCH 08/34] [media] DaVinci-VPBE: Return the success indication  only as a constant in vpbe_set_mode() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 16:50 +0200
  [PATCH 07/34] [media] DaVinci-VPBE: Delete an unnecessary variable  initialisation in vpbe_initialize() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 16:50 +0200
  [PATCH 05/34] [media] DaVinci-VPBE: Return an error code only as a  constant in vpbe_probe() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 16:50 +0200
  [PATCH 13/34] [media] DaVinci-VPFE-Capture: Use kmalloc_array() in  vpfe_probe() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:00 +0200
  [PATCH 12/34] [media] DaVinci-VPBE: Delete an unnecessary variable  initialisation in vpbe_set_output() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:00 +0200
  [PATCH 18/34] [media] DaVinci-VPFE-Capture: Combine substrings for an  error message in vpfe_enum_input() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:00 +0200
  [PATCH 15/34] [media] DaVinci-VPFE-Capture: Improve another size  determination in vpfe_probe() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:00 +0200
  [PATCH 16/34] [media] DaVinci-VPFE-Capture: Delete an unnecessary  variable initialisation in vpfe_probe() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:00 +0200
  [PATCH 11/34] [media] DaVinci-VPBE: Rename a jump label in  vpbe_set_output() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:00 +0200
  [PATCH 17/34] [media] DaVinci-VPFE-Capture: Improve another size  determination in vpfe_enum_input() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:00 +0200
  [PATCH 25/34] [media] DaVinci-VPIF-Capture: Use kcalloc() in  vpif_probe() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:10 +0200
  [PATCH 20/34] [media] DaVinci-VPFE-Capture: Adjust 13 checks for null  pointers SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:10 +0200
  [PATCH 22/34] [media] DaVinci-VPFE-Capture: Move two assignments in  vpfe_s_input() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:10 +0200
  [PATCH 24/34] [media] DaVinci-VPFE-Capture: Delete an unnecessary  return statement in vpfe_unregister_ccdc_device() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:10 +0200
  [PATCH 19/34] [media] DaVinci-VPFE-Capture: Improve another size  determination in vpfe_open() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:10 +0200
  [PATCH 28/34] [media] DaVinci-VPIF-Capture: Delete an unnecessary  variable initialisation in vpif_querystd() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:10 +0200
  [PATCH 26/34] [media] DaVinci-VPIF-Capture: Delete an error message  for a failed memory allocation SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:10 +0200
  [PATCH 23/34] [media] DaVinci-VPFE-Capture: Delete unnecessary braces  in vpfe_isr() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:10 +0200
  [PATCH 14/34] [media] DaVinci-VPFE-Capture: Delete three error  messages for a failed memory allocation SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:10 +0200
  [PATCH 21/34] [media] DaVinci-VPFE-Capture: Delete an unnecessary  variable initialisation in 11 functions SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:10 +0200
  [PATCH 32/34] [media] DaVinci-VPIF-Display: Adjust 11 checks for null  pointers SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:20 +0200
  [PATCH 30/34] [media] DaVinci-VPIF-Display: Use kcalloc() in  vpif_probe() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:20 +0200
  [PATCH 33/34] [media] DaVinci-VPIF-Display: Delete an unnecessary  variable initialisation in vpif_channel_isr() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:20 +0200
  [PATCH 31/34] [media] DaVinci-VPIF-Display: Delete an error message  for a failed memory allocation SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:20 +0200
  [PATCH 34/34] [media] DaVinci-VPIF-Display: Delete an unnecessary  variable initialisation in process_progressive_mode() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:20 +0200
  [PATCH 29/34] [media] DaVinci-VPIF-Capture: Delete an unnecessary  variable initialisation in vpif_channel_isr() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 17:20 +0200
  [PATCH resent 03/34] [media] DaVinci-VPBE: Adjust 16 checks for null  pointers SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 19:20 +0200
  [PATCH resent 27/34] [media] DaVinci-VPIF-Capture: Adjust ten checks  for null pointers SF Markus Elfring <elfring@users.sourceforge.net> - 2016-10-12 19:20 +0200
  Re: [PATCH 00/34] [media] DaVinci-Video Processing: Fine-tuning for  several function implementations "Lad, Prabhakar" <prabhakar.csengg@gmail.com> - 2016-10-23 19:30 +0200

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