From 914f88a8ab7bbbef3f0cb0674dfa5bd1fbddf050 Mon Sep 17 00:00:00 2001 From: Ulrich Sibiller Date: Thu, 9 Jan 2020 22:44:55 +0100 Subject: XkbFindSrvLedInfo: remove extraneous name-clashing sli variable MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fix shadow warning: xkbLEDs.c: In function ‘XkbFindSrvLedInfo’: xkbLEDs.c:633:19: warning: declaration of ‘sli’ shadows a previous local [-Wshadow=compatible-local] XkbSrvLedInfoPtr sli; ^~~ xkbLEDs.c:629:18: note: shadowed declaration is here XkbSrvLedInfoPtr sli; ^~~ Backport of this xorg-xserver commit: commit d8eb9b5faa2d2c9350bdaffef8749a9cac3c87b8 Author: Alan Coopersmith Date: Mon Dec 12 16:49:34 2011 -0800 XkbFindSrvLedInfo: remove extraneous name-clashing sli variable Variable is already defined outside the outer if statement, and there's no need to redefine inside the if statement. No point in setting sli before if (dev->kbdfeed->xkb_sli==NULL) check - if check is true, we immediately set it, if check is false, we immediately return without further reference or use of it. The one thing we do with it inside the inner if statement is store an allocation in it for a brief moment before writing to the final destination, which is immediately returned to the caller. In short, there's no benefit to the variable at all in this block, it just gives the optimizer more code to figure out how to omit. Fixes gcc warning: xkbLEDs.c: In function 'XkbFindSrvLedInfo': xkbLEDs.c:683:19: warning: declaration of 'sli' shadows a previous local xkbLEDs.c:679:18: warning: shadowed declaration is here Signed-off-by: Alan Coopersmith Reviewed-by: Jamey Sharp Reviewed-by: Peter Hutterer --- nx-X11/programs/Xserver/xkb/xkbLEDs.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/nx-X11/programs/Xserver/xkb/xkbLEDs.c b/nx-X11/programs/Xserver/xkb/xkbLEDs.c index 0fccd0913..9853efad5 100644 --- a/nx-X11/programs/Xserver/xkb/xkbLEDs.c +++ b/nx-X11/programs/Xserver/xkb/xkbLEDs.c @@ -630,11 +630,9 @@ XkbSrvLedInfoPtr sli; /* optimization to check for most common case */ if (((class==XkbDfltXIClass)&&(id==XkbDfltXIId))&&(dev->kbdfeed)) { - XkbSrvLedInfoPtr sli; - sli= dev->kbdfeed->xkb_sli; if (dev->kbdfeed->xkb_sli==NULL) { - sli= XkbAllocSrvLedInfo(dev,dev->kbdfeed,NULL,needed_parts); - dev->kbdfeed->xkb_sli= sli; + dev->kbdfeed->xkb_sli= + XkbAllocSrvLedInfo(dev,dev->kbdfeed,NULL,needed_parts); } return dev->kbdfeed->xkb_sli; } -- cgit v1.2.3