linux-kernel - [PATCH 4.4 074/100] video: fbdev: sis: Remove unnecessary parentheses and commented code

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Message-Id: <20200422095036.467188040@linuxfoundation.org>
Date:   Wed, 22 Apr 2020 11:56:44 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Nathan Chancellor <natechancellor@...il.com>,
        Thomas Winischhofer <thomas@...ischhofer.net>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Subject: [PATCH 4.4 074/100] video: fbdev: sis: Remove unnecessary parentheses and commented code

From: Nathan Chancellor <natechancellor@...il.com>

commit 864eb1afc60cb43e7df879b97f8ca0d719bbb735 upstream.

Clang warns when multiple pairs of parentheses are used for a single
conditional statement.

drivers/video/fbdev/sis/init301.c:851:42: warning: equality comparison
with extraneous parentheses [-Wparentheses-equality]
      } else if((SiS_Pr->SiS_IF_DEF_LVDS == 1) /* ||
                 ~~~~~~~~~~~~~~~~~~~~~~~~^~~~
drivers/video/fbdev/sis/init301.c:851:42: note: remove extraneous
parentheses around the comparison to silence this warning
      } else if((SiS_Pr->SiS_IF_DEF_LVDS == 1) /* ||
                ~                        ^   ~
drivers/video/fbdev/sis/init301.c:851:42: note: use '=' to turn this
equality comparison into an assignment
      } else if((SiS_Pr->SiS_IF_DEF_LVDS == 1) /* ||
                                         ^~
                                         =
1 warning generated.

Remove the parentheses and while we're at it, clean up the commented
code, which has been here since the beginning of git history.

Link: https://github.com/ClangBuiltLinux/linux/issues/118
Signed-off-by: Nathan Chancellor <natechancellor@...il.com>
Cc: Thomas Winischhofer <thomas@...ischhofer.net>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/video/fbdev/sis/init301.c |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

--- a/drivers/video/fbdev/sis/init301.c
+++ b/drivers/video/fbdev/sis/init301.c
@@ -522,9 +522,7 @@ SiS_PanelDelay(struct SiS_Private *SiS_P
 	    SiS_DDC2Delay(SiS_Pr, 0x4000);
 	 }
 
-      } else if((SiS_Pr->SiS_IF_DEF_LVDS == 1) /* ||
-	 (SiS_Pr->SiS_CustomT == CUT_COMPAQ1280) ||
-	 (SiS_Pr->SiS_CustomT == CUT_CLEVO1400) */ ) {			/* 315 series, LVDS; Special */
+      } else if (SiS_Pr->SiS_IF_DEF_LVDS == 1) {			/* 315 series, LVDS; Special */
 
 	 if(SiS_Pr->SiS_IF_DEF_CH70xx == 0) {
 	    PanelID = SiS_GetReg(SiS_Pr->SiS_P3d4,0x36);