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GET /api/1.1/patches/2223647/?format=api
{ "id": 2223647, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2223647/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260415215539.92629-6-philmd@linaro.org/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.1/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260415215539.92629-6-philmd@linaro.org>", "date": "2026-04-15T21:55:36", "name": "[5/8] cocci: Do not initialize variable used by RAMBLOCK_FOREACH* macro", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "edf121c26c6a3b00fdac10cb57f6d93ad0e3377e", "submitter": { "id": 85046, "url": "http://patchwork.ozlabs.org/api/1.1/people/85046/?format=api", "name": "Philippe Mathieu-Daudé", "email": "philmd@linaro.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260415215539.92629-6-philmd@linaro.org/mbox/", "series": [ { "id": 500043, "url": "http://patchwork.ozlabs.org/api/1.1/series/500043/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=500043", "date": "2026-04-15T21:55:33", "name": "cocci: Do not initialize variable used by *FOREACH*() macro", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/500043/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2223647/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2223647/checks/", "tags": {}, "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256\n header.s=google header.b=kpInVKQG;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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charset=UTF-8", "Content-Transfer-Encoding": "8bit", "Received-SPF": "pass client-ip=2a00:1450:4864:20::329;\n envelope-from=philmd@linaro.org; helo=mail-wm1-x329.google.com", "X-Spam_score_int": "4", "X-Spam_score": "0.4", "X-Spam_bar": "/", "X-Spam_report": "(0.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1,\n DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001,\n SPF_HELO_NONE=0.001, SPF_PASS=-0.001,\n SUSPICIOUS_RECIPS=2.51 autolearn=no autolearn_force=no", "X-Spam_action": "no action", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "qemu development <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "The RAMBLOCK_FOREACH_MIGRATABLE() macro, defined in\nmigration/ram.h, ends up calling QLIST_FOREACH_RCU()\nwhich always assigns its iterator variable when entering\nthe loop. Remove the pointless and possibly misleading\nassignment.\n\nMechanical patch using the following coccinelle spatch:\n\n @@\n type T;\n identifier e;\n iterator FOREACH_MACRO =~ \".*_FOREACH.*\";\n statement S;\n @@\n - T *e = ...;\n + T *e;\n ... when != e\n FOREACH_MACRO(e, ...) S\n\nSigned-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>\n---\n migration/dirtyrate.c | 4 ++--\n 1 file changed, 2 insertions(+), 2 deletions(-)", "diff": "diff --git a/migration/dirtyrate.c b/migration/dirtyrate.c\nindex 58f04670629..b360f49efea 100644\n--- a/migration/dirtyrate.c\n+++ b/migration/dirtyrate.c\n@@ -485,7 +485,7 @@ static bool record_ramblock_hash_info(struct RamblockDirtyInfo **block_dinfo,\n {\n struct RamblockDirtyInfo *info = NULL;\n struct RamblockDirtyInfo *dinfo = NULL;\n- RAMBlock *block = NULL;\n+ RAMBlock *block;\n int total_count = 0;\n int index = 0;\n bool ret = false;\n@@ -568,7 +568,7 @@ static bool compare_page_hash_info(struct RamblockDirtyInfo *info,\n int block_count)\n {\n struct RamblockDirtyInfo *block_dinfo = NULL;\n- RAMBlock *block = NULL;\n+ RAMBlock *block;\n \n RAMBLOCK_FOREACH_MIGRATABLE(block) {\n if (skip_sample_ramblock(block)) {\n", "prefixes": [ "5/8" ] }