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GET /api/patches/2222819/?format=api
{ "id": 2222819, "url": "http://patchwork.ozlabs.org/api/patches/2222819/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-cifs-client/patch/20260413190713.283939-2-ematsumiya@suse.de/", "project": { "id": 12, "url": "http://patchwork.ozlabs.org/api/projects/12/?format=api", "name": "Linux CIFS Client", "link_name": "linux-cifs-client", "list_id": "linux-cifs.vger.kernel.org", "list_email": "linux-cifs@vger.kernel.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260413190713.283939-2-ematsumiya@suse.de>", "list_archive_url": null, "date": "2026-04-13T19:07:07", "name": "[2/8] smb: client: compress: fix bad encoding on last LZ77 flag", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "69a2384afbbcb46928cce059bd7777314ba3f735", "submitter": { "id": 78375, "url": "http://patchwork.ozlabs.org/api/people/78375/?format=api", "name": "Enzo Matsumiya", "email": "ematsumiya@suse.de" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-cifs-client/patch/20260413190713.283939-2-ematsumiya@suse.de/mbox/", "series": [ { "id": 499741, "url": "http://patchwork.ozlabs.org/api/series/499741/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-cifs-client/list/?series=499741", "date": "2026-04-13T19:07:09", "name": "[1/8] smb: client: compress: fix buffer overrun in lz77_compress()", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/499741/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2222819/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2222819/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <linux-cifs+bounces-10776-incoming=patchwork.ozlabs.org@vger.kernel.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-cifs@vger.kernel.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=suse.de header.i=@suse.de header.a=rsa-sha256\n header.s=susede2_rsa header.b=GQkgQViX;\n\tdkim=pass header.d=suse.de header.i=@suse.de header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=Z+IztFmU;\n\tdkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de\n header.a=rsa-sha256 header.s=susede2_rsa header.b=GQkgQViX;\n\tdkim=neutral header.d=suse.de header.i=@suse.de header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=Z+IztFmU;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=172.234.253.10; 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arc=none smtp.client-ip=195.135.223.131", "DKIM-Signature": [ "v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de;\n s=susede2_rsa;\n\tt=1776107258;\n h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n\t mime-version:mime-version:\n\t content-transfer-encoding:content-transfer-encoding:\n\t in-reply-to:in-reply-to:references:references;\n\tbh=vepmT7bQh8HLcs0gykVzJI3rzGeEsWuJk1inXskEvJA=;\n\tb=GQkgQViXP8kxNX00bCbWjhKiUZlo6mPPci3cjj9APpNtEwhXXSXWfGnBlUHeE0Pj7jGFdH\n\tL6WM5plnhgbmJGGqOZJqArPNLdDr07vYAlmGQh61aD3OtyYwNiiBvr18Ak5E9lOz0Hm/Gp\n\t6wPlNoEAgpjYZiwIwTCUTYyc1awM42Y=", "v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de;\n\ts=susede2_ed25519; t=1776107258;\n\th=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n\t mime-version:mime-version:\n\t content-transfer-encoding:content-transfer-encoding:\n\t in-reply-to:in-reply-to:references:references;\n\tbh=vepmT7bQh8HLcs0gykVzJI3rzGeEsWuJk1inXskEvJA=;\n\tb=Z+IztFmUR2Z/VJgEjCA62bw7t/2qR6sZ+BmrPnXcSdp4tx4auN22zphMxZFBXAaDP09N7d\n\tfBrFqTHNO76//LCw==", "v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de;\n s=susede2_rsa;\n\tt=1776107258;\n h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n\t mime-version:mime-version:\n\t content-transfer-encoding:content-transfer-encoding:\n\t in-reply-to:in-reply-to:references:references;\n\tbh=vepmT7bQh8HLcs0gykVzJI3rzGeEsWuJk1inXskEvJA=;\n\tb=GQkgQViXP8kxNX00bCbWjhKiUZlo6mPPci3cjj9APpNtEwhXXSXWfGnBlUHeE0Pj7jGFdH\n\tL6WM5plnhgbmJGGqOZJqArPNLdDr07vYAlmGQh61aD3OtyYwNiiBvr18Ak5E9lOz0Hm/Gp\n\t6wPlNoEAgpjYZiwIwTCUTYyc1awM42Y=", "v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de;\n\ts=susede2_ed25519; t=1776107258;\n\th=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n\t mime-version:mime-version:\n\t content-transfer-encoding:content-transfer-encoding:\n\t in-reply-to:in-reply-to:references:references;\n\tbh=vepmT7bQh8HLcs0gykVzJI3rzGeEsWuJk1inXskEvJA=;\n\tb=Z+IztFmUR2Z/VJgEjCA62bw7t/2qR6sZ+BmrPnXcSdp4tx4auN22zphMxZFBXAaDP09N7d\n\tfBrFqTHNO76//LCw==" ], "From": "Enzo Matsumiya <ematsumiya@suse.de>", "To": "linux-cifs@vger.kernel.org", "Cc": "smfrench@gmail.com,\n\tpc@manguebit.com,\n\tronniesahlberg@gmail.com,\n\tsprasad@microsoft.com,\n\ttom@talpey.com,\n\tbharathsm@microsoft.com,\n\thenrique.carvalho@suse.com", "Subject": "[PATCH 2/8] smb: client: compress: fix bad encoding on last LZ77 flag", "Date": "Mon, 13 Apr 2026 16:07:07 -0300", "Message-ID": "<20260413190713.283939-2-ematsumiya@suse.de>", "X-Mailer": "git-send-email 2.53.0", "In-Reply-To": "<20260413190713.283939-1-ematsumiya@suse.de>", "References": "<20260413190713.283939-1-ematsumiya@suse.de>", "Precedence": "bulk", "X-Mailing-List": "linux-cifs@vger.kernel.org", "List-Id": "<linux-cifs.vger.kernel.org>", "List-Subscribe": "<mailto:linux-cifs+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-cifs+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Rspamd-Action": "no action", "X-Rspamd-Server": "rspamd2.dmz-prg2.suse.org", "X-Spamd-Result": "default: False [-3.01 / 50.00];\n\tBAYES_HAM(-3.00)[100.00%];\n\tMID_CONTAINS_FROM(1.00)[];\n\tNEURAL_HAM_LONG(-1.00)[-1.000];\n\tR_MISSING_CHARSET(0.50)[];\n\tR_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519];\n\tNEURAL_HAM_SHORT(-0.20)[-1.000];\n\tMIME_GOOD(-0.10)[text/plain];\n\tMX_GOOD(-0.01)[];\n\tTO_MATCH_ENVRCPT_ALL(0.00)[];\n\tDKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519];\n\tARC_NA(0.00)[];\n\tFUZZY_RATELIMITED(0.00)[rspamd.com];\n\tFREEMAIL_CC(0.00)[gmail.com,manguebit.com,microsoft.com,talpey.com,suse.com];\n\tDKIM_TRACE(0.00)[suse.de:+];\n\tMIME_TRACE(0.00)[0:+];\n\tRCVD_COUNT_TWO(0.00)[2];\n\tFROM_EQ_ENVFROM(0.00)[];\n\tFROM_HAS_DN(0.00)[];\n\tRCVD_TLS_ALL(0.00)[];\n\tTO_DN_NONE(0.00)[];\n\tRCPT_COUNT_SEVEN(0.00)[8];\n\tDBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:dkim,suse.de:mid,suse.de:email];\n\tRCVD_VIA_SMTP_AUTH(0.00)[];\n\tFREEMAIL_ENVRCPT(0.00)[gmail.com]", "X-Rspamd-Queue-Id": "F020C5BD94", "X-Spam-Flag": "NO", "X-Spam-Score": "-3.01", "X-Spam-Level": "" }, "content": "End-of-stream flag could lead to UB because of int promotion\n(overwriting signed bit).\n\nFix it by changing operand from '1' to '1UL'.\n\nSigned-off-by: Enzo Matsumiya <ematsumiya@suse.de>\n---\n fs/smb/client/compress/lz77.c | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)", "diff": "diff --git a/fs/smb/client/compress/lz77.c b/fs/smb/client/compress/lz77.c\nindex 16c7d8f3ef17..c1e7fada6e61 100644\n--- a/fs/smb/client/compress/lz77.c\n+++ b/fs/smb/client/compress/lz77.c\n@@ -216,7 +216,7 @@ noinline int lz77_compress(const void *src, u32 slen, void *dst, u32 *dlen)\n \t}\n \n \tflag <<= (32 - flag_count);\n-\tflag |= (1 << (32 - flag_count)) - 1;\n+\tflag |= (1UL << (32 - flag_count)) - 1;\n \tlz77_write32(flag_pos, flag);\n \n \t*dlen = dstp - dst;\n", "prefixes": [ "2/8" ] }