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* [PATCH] video: fbdev: sis: fix duplicated code for different branches
@ 2017-08-30 13:19   ` Gustavo A. R. Silva
  0 siblings, 0 replies; 4+ messages in thread
From: Gustavo A. R. Silva @ 2017-08-30 13:19 UTC (permalink / raw)
  To: Thomas Winischhofer, Bartlomiej Zolnierkiewicz
  Cc: linux-fbdev, linux-kernel, Gustavo A. R. Silva

Refactor code in order to avoid identical code for different branches.

This issue was detected with the help of Coccinelle.

Addresses-Coverity-ID: 1226761
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
---
This issue was reported by Coverity and it was tested by compilation only.
Please, verify if any of these issues should be addressed differently.
Also, notice that this code has been there since 2005.

 drivers/video/fbdev/sis/init301.c | 15 +++------------
 1 file changed, 3 insertions(+), 12 deletions(-)

diff --git a/drivers/video/fbdev/sis/init301.c b/drivers/video/fbdev/sis/init301.c
index 20f7234..99d5a25 100644
--- a/drivers/video/fbdev/sis/init301.c
+++ b/drivers/video/fbdev/sis/init301.c
@@ -6848,8 +6848,6 @@ SiS_SetGroup2(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 	   if(SiS_Pr->SiS_VGAHDE >= 1280) {
               tempch = 20;
               tempbx &= ~0x20;
-           } else if(SiS_Pr->SiS_VGAHDE >= 1024) {
-              tempch = 25;
            } else {
 	      tempch = 25; /* OK */
 	   }
@@ -7964,14 +7962,9 @@ SiS_SetCHTVReg(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
             }
          }
       } else {						/* ---- PAL ---- */
-         /* We don't play around with FSCI in PAL mode */
-         if(resindex = 0x04) {
-            SiS_SetCH70xxANDOR(SiS_Pr,0x20,0x00,0xEF);	/* loop filter off */
-            SiS_SetCH70xxANDOR(SiS_Pr,0x21,0x01,0xFE);	/* ACIV on */
-         } else {
-            SiS_SetCH70xxANDOR(SiS_Pr,0x20,0x00,0xEF);	/* loop filter off */
-            SiS_SetCH70xxANDOR(SiS_Pr,0x21,0x01,0xFE);	/* ACIV on */
-         }
+	/* We don't play around with FSCI in PAL mode */
+	SiS_SetCH70xxANDOR(SiS_Pr, 0x20, 0x00, 0xEF);	/* loop filter off */
+	SiS_SetCH70xxANDOR(SiS_Pr, 0x21, 0x01, 0xFE);	/* ACIV on */
       }
 
 #endif  /* 300 */
@@ -9657,8 +9650,6 @@ SetDelayComp(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
 	      delay = 0x0a;
 	   } else if(IS_SIS740) {
 	      delay = 0x00;
-	   } else if(SiS_Pr->ChipType < SIS_330) {
-	      delay = 0x0c;
 	   } else {
 	      delay = 0x0c;
 	   }
-- 
2.5.0


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* [PATCH] video: fbdev: sis: fix duplicated code for different branches
@ 2017-08-30 13:19   ` Gustavo A. R. Silva
  0 siblings, 0 replies; 4+ messages in thread
From: Gustavo A. R. Silva @ 2017-08-30 13:19 UTC (permalink / raw)
  To: Thomas Winischhofer, Bartlomiej Zolnierkiewicz
  Cc: linux-fbdev, linux-kernel, Gustavo A. R. Silva

Refactor code in order to avoid identical code for different branches.

This issue was detected with the help of Coccinelle.

Addresses-Coverity-ID: 1226761
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
---
This issue was reported by Coverity and it was tested by compilation only.
Please, verify if any of these issues should be addressed differently.
Also, notice that this code has been there since 2005.

 drivers/video/fbdev/sis/init301.c | 15 +++------------
 1 file changed, 3 insertions(+), 12 deletions(-)

diff --git a/drivers/video/fbdev/sis/init301.c b/drivers/video/fbdev/sis/init301.c
index 20f7234..99d5a25 100644
--- a/drivers/video/fbdev/sis/init301.c
+++ b/drivers/video/fbdev/sis/init301.c
@@ -6848,8 +6848,6 @@ SiS_SetGroup2(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 	   if(SiS_Pr->SiS_VGAHDE >= 1280) {
               tempch = 20;
               tempbx &= ~0x20;
-           } else if(SiS_Pr->SiS_VGAHDE >= 1024) {
-              tempch = 25;
            } else {
 	      tempch = 25; /* OK */
 	   }
@@ -7964,14 +7962,9 @@ SiS_SetCHTVReg(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
             }
          }
       } else {						/* ---- PAL ---- */
-         /* We don't play around with FSCI in PAL mode */
-         if(resindex == 0x04) {
-            SiS_SetCH70xxANDOR(SiS_Pr,0x20,0x00,0xEF);	/* loop filter off */
-            SiS_SetCH70xxANDOR(SiS_Pr,0x21,0x01,0xFE);	/* ACIV on */
-         } else {
-            SiS_SetCH70xxANDOR(SiS_Pr,0x20,0x00,0xEF);	/* loop filter off */
-            SiS_SetCH70xxANDOR(SiS_Pr,0x21,0x01,0xFE);	/* ACIV on */
-         }
+	/* We don't play around with FSCI in PAL mode */
+	SiS_SetCH70xxANDOR(SiS_Pr, 0x20, 0x00, 0xEF);	/* loop filter off */
+	SiS_SetCH70xxANDOR(SiS_Pr, 0x21, 0x01, 0xFE);	/* ACIV on */
       }
 
 #endif  /* 300 */
@@ -9657,8 +9650,6 @@ SetDelayComp(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
 	      delay = 0x0a;
 	   } else if(IS_SIS740) {
 	      delay = 0x00;
-	   } else if(SiS_Pr->ChipType < SIS_330) {
-	      delay = 0x0c;
 	   } else {
 	      delay = 0x0c;
 	   }
-- 
2.5.0

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH] video: fbdev: sis: fix duplicated code for different branches
  2017-08-30 13:19   ` Gustavo A. R. Silva
@ 2017-09-04 13:58     ` Bartlomiej Zolnierkiewicz
  -1 siblings, 0 replies; 4+ messages in thread
From: Bartlomiej Zolnierkiewicz @ 2017-09-04 13:58 UTC (permalink / raw)
  To: Gustavo A. R. Silva; +Cc: Thomas Winischhofer, linux-fbdev, linux-kernel

On Wednesday, August 30, 2017 08:19:42 AM Gustavo A. R. Silva wrote:
> Refactor code in order to avoid identical code for different branches.
> 
> This issue was detected with the help of Coccinelle.
> 
> Addresses-Coverity-ID: 1226761
> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>

Patch queued for 4.14, thanks.

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


^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] video: fbdev: sis: fix duplicated code for different branches
@ 2017-09-04 13:58     ` Bartlomiej Zolnierkiewicz
  0 siblings, 0 replies; 4+ messages in thread
From: Bartlomiej Zolnierkiewicz @ 2017-09-04 13:58 UTC (permalink / raw)
  To: Gustavo A. R. Silva; +Cc: Thomas Winischhofer, linux-fbdev, linux-kernel

On Wednesday, August 30, 2017 08:19:42 AM Gustavo A. R. Silva wrote:
> Refactor code in order to avoid identical code for different branches.
> 
> This issue was detected with the help of Coccinelle.
> 
> Addresses-Coverity-ID: 1226761
> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>

Patch queued for 4.14, thanks.

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

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2017-09-04 13:58 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2017-08-30 13:19 ` [PATCH] video: fbdev: sis: fix duplicated code for different branches Gustavo A. R. Silva
2017-08-30 13:19   ` Gustavo A. R. Silva
2017-09-04 13:58   ` Bartlomiej Zolnierkiewicz
2017-09-04 13:58     ` Bartlomiej Zolnierkiewicz

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