From patchwork Fri Sep 29 08:50:00 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 1841152 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=SEEqho1O; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=patchwork.ozlabs.org) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4Rxkc731xbz1yp0 for ; Fri, 29 Sep 2023 18:51:51 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qm9DM-0004y2-Lj; Fri, 29 Sep 2023 04:51:12 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qm9DH-0004wg-V4 for qemu-devel@nongnu.org; Fri, 29 Sep 2023 04:51:08 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qm9D9-0005bD-KQ for qemu-devel@nongnu.org; Fri, 29 Sep 2023 04:51:07 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1695977458; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=yStjAP0Z0StsEMR9idifIso3CILLPARxLjU7OAkmRQ4=; b=SEEqho1OtVZUhhhcv66zl1+xUsHQwQEWdW65AIi+MLYNtkx4A/JZWmU7p8qHhkgrWpwC6v F4krTZ7vMdXvowg8ZUPYFbFb+akOS8+yugjZuS50Xs2qF27LmA8jqmX2pBe79F4xsDjlFz H1ecVFdDCe7t8umimLhMCBaUrGeb0bU= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-557-eDm17OjxN4CPn9_KxbSjzw-1; Fri, 29 Sep 2023 04:50:55 -0400 X-MC-Unique: eDm17OjxN4CPn9_KxbSjzw-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id C5473101AA44; Fri, 29 Sep 2023 08:50:54 +0000 (UTC) Received: from blackfin.pond.sub.org (unknown [10.39.192.25]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 8751F2026D4B; Fri, 29 Sep 2023 08:50:54 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 5873D21E690B; Fri, 29 Sep 2023 10:50:53 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Cc: stefanha@redhat.com, Peter Maydell Subject: [PULL 03/56] ui: Clean up local variable shadowing Date: Fri, 29 Sep 2023 10:50:00 +0200 Message-ID: <20230929085053.2789105-4-armbru@redhat.com> In-Reply-To: <20230929085053.2789105-1-armbru@redhat.com> References: <20230929085053.2789105-1-armbru@redhat.com> MIME-Version: 1.0 Content-type: text/plain X-Scanned-By: MIMEDefang 3.1 on 10.11.54.4 Received-SPF: pass client-ip=170.10.129.124; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Local variables shadowing other local variables or parameters make the code needlessly hard to understand. Tracked down with -Wshadow=local. Clean up: delete inner declarations when they are actually redundant, else rename variables. Signed-off-by: Markus Armbruster Reviewed-by: Peter Maydell Message-ID: <20230921121312.1301864-4-armbru@redhat.com> --- ui/gtk.c | 14 +++++++------- ui/spice-display.c | 9 +++++---- ui/vnc-palette.c | 2 -- ui/vnc.c | 12 ++++++------ ui/vnc-enc-zrle.c.inc | 9 ++++----- 5 files changed, 22 insertions(+), 24 deletions(-) diff --git a/ui/gtk.c b/ui/gtk.c index e09f97a86b..3373427c9b 100644 --- a/ui/gtk.c +++ b/ui/gtk.c @@ -930,8 +930,8 @@ static gboolean gd_motion_event(GtkWidget *widget, GdkEventMotion *motion, GdkMonitor *monitor = gdk_display_get_monitor_at_window(dpy, win); GdkRectangle geometry; - int x = (int)motion->x_root; - int y = (int)motion->y_root; + int xr = (int)motion->x_root; + int yr = (int)motion->y_root; gdk_monitor_get_geometry(monitor, &geometry); @@ -942,13 +942,13 @@ static gboolean gd_motion_event(GtkWidget *widget, GdkEventMotion *motion, * may still be only half way across the screen. Without * this warp, the server pointer would thus appear to hit * an invisible wall */ - if (x <= geometry.x || x - geometry.x >= geometry.width - 1 || - y <= geometry.y || y - geometry.y >= geometry.height - 1) { + if (xr <= geometry.x || xr - geometry.x >= geometry.width - 1 || + yr <= geometry.y || yr - geometry.y >= geometry.height - 1) { GdkDevice *dev = gdk_event_get_device((GdkEvent *)motion); - x = geometry.x + geometry.width / 2; - y = geometry.y + geometry.height / 2; + xr = geometry.x + geometry.width / 2; + yr = geometry.y + geometry.height / 2; - gdk_device_warp(dev, screen, x, y); + gdk_device_warp(dev, screen, xr, yr); s->last_set = FALSE; return FALSE; } diff --git a/ui/spice-display.c b/ui/spice-display.c index 5cc47bd668..6eb98a5a5c 100644 --- a/ui/spice-display.c +++ b/ui/spice-display.c @@ -1081,15 +1081,16 @@ static void qemu_spice_gl_update(DisplayChangeListener *dcl, } if (render_cursor) { - int x, y; + int ptr_x, ptr_y; + qemu_mutex_lock(&ssd->lock); - x = ssd->ptr_x; - y = ssd->ptr_y; + ptr_x = ssd->ptr_x; + ptr_y = ssd->ptr_y; qemu_mutex_unlock(&ssd->lock); egl_texture_blit(ssd->gls, &ssd->blit_fb, &ssd->guest_fb, !y_0_top); egl_texture_blend(ssd->gls, &ssd->blit_fb, &ssd->cursor_fb, - !y_0_top, x, y, 1.0, 1.0); + !y_0_top, ptr_x, ptr_y, 1.0, 1.0); glFlush(); } diff --git a/ui/vnc-palette.c b/ui/vnc-palette.c index dc7c0ba997..4e88c412f0 100644 --- a/ui/vnc-palette.c +++ b/ui/vnc-palette.c @@ -86,8 +86,6 @@ int palette_put(VncPalette *palette, uint32_t color) return 0; } if (!entry) { - VncPaletteEntry *entry; - entry = &palette->pool[palette->size]; entry->color = color; entry->idx = idx; diff --git a/ui/vnc.c b/ui/vnc.c index c302bb07a5..523eb1f5b0 100644 --- a/ui/vnc.c +++ b/ui/vnc.c @@ -1584,15 +1584,15 @@ static void vnc_jobs_bh(void *opaque) */ static int vnc_client_read(VncState *vs) { - size_t ret; + size_t sz; #ifdef CONFIG_VNC_SASL if (vs->sasl.conn && vs->sasl.runSSF) - ret = vnc_client_read_sasl(vs); + sz = vnc_client_read_sasl(vs); else #endif /* CONFIG_VNC_SASL */ - ret = vnc_client_read_plain(vs); - if (!ret) { + sz = vnc_client_read_plain(vs); + if (!sz) { if (vs->disconnecting) { vnc_disconnect_finish(vs); return -1; @@ -3118,8 +3118,8 @@ static int vnc_refresh_server_surface(VncDisplay *vd) cmp_bytes = MIN(VNC_DIRTY_PIXELS_PER_BIT * VNC_SERVER_FB_BYTES, server_stride); if (vd->guest.format != VNC_SERVER_FB_FORMAT) { - int width = pixman_image_get_width(vd->server); - tmpbuf = qemu_pixman_linebuf_create(VNC_SERVER_FB_FORMAT, width); + int w = pixman_image_get_width(vd->server); + tmpbuf = qemu_pixman_linebuf_create(VNC_SERVER_FB_FORMAT, w); } else { int guest_bpp = PIXMAN_FORMAT_BPP(pixman_image_get_format(vd->guest.fb)); diff --git a/ui/vnc-enc-zrle.c.inc b/ui/vnc-enc-zrle.c.inc index a8ca37d05e..2ef7501d52 100644 --- a/ui/vnc-enc-zrle.c.inc +++ b/ui/vnc-enc-zrle.c.inc @@ -153,11 +153,12 @@ static void ZRLE_ENCODE_TILE(VncState *vs, ZRLE_PIXEL *data, int w, int h, } if (use_rle) { - ZRLE_PIXEL *ptr = data; - ZRLE_PIXEL *end = ptr + w * h; ZRLE_PIXEL *run_start; ZRLE_PIXEL pix; + ptr = data; + end = ptr + w * h; + while (ptr < end) { int len; int index = 0; @@ -198,7 +199,7 @@ static void ZRLE_ENCODE_TILE(VncState *vs, ZRLE_PIXEL *data, int w, int h, } } else if (use_palette) { /* no RLE */ int bppp; - ZRLE_PIXEL *ptr = data; + ptr = data; /* packed pixels */ @@ -241,8 +242,6 @@ static void ZRLE_ENCODE_TILE(VncState *vs, ZRLE_PIXEL *data, int w, int h, #endif { #ifdef ZRLE_COMPACT_PIXEL - ZRLE_PIXEL *ptr; - for (ptr = data; ptr < data + w * h; ptr++) { ZRLE_WRITE_PIXEL(vs, *ptr); }