From nobody Wed Apr 22 20:47:25 2026 X-Original-To: dev-commits-src-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4g1B9p1nM1z6bHtC for ; Wed, 22 Apr 2026 20:47:26 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R13" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4g1B9n6v6Sz3YBs for ; Wed, 22 Apr 2026 20:47:25 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1776890846; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=6IP33/NQOnrrRLOxTLNxqciOpv2sSzeHXSnkb5cdiPQ=; b=HjfUQisjziuHZ0G/Ap2dEHddyWIgiTKyIMMj/JoG5SYju3eSt+BX4mOpQxyV08NrRlJ4PR btHBIwu1adUpAG9d7M6Zs/0slKlranMDmG6rmQYrnO8O3nsJeIo5wBlIkQBb0ubJqgbNrC SSh2kSWSlY3s5jmwAWsMiEX2pgCQGdrKgiEisjYDaDfKL7k7lDihDbFBEAo+hdrVZlC2My 0+4wzeeZPyTvDr/bbFSHB7xjSHhtUJq3AfTsik4D5M4vPf+Hcocsqn5qnnBO6sJrvDwiIH rOH2kKx9UgLXUQlTuegconUMHtqpklF2rnRsagJZQZdKdkZJQqQBhv52ko0qeQ== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1776890846; a=rsa-sha256; cv=none; b=yJteA0qg2MXJbLw2tMyTQvNd1HFn3I8l/UckifBgVCqiCSMHIyIMs90nzPFy0E0rKZDoM3 5HoTKpedfyjnzBaBwxmhBlG4utZenQPT8quqDrzei273hZC1r4CUu5dQJN13CpiYnLJQVm by4dw6OyUYLG1DC2qt8H94Uno8TL7t6c7heGnpFZqEd982IoXo0M9B7JBBzLU1DUhoeP1h 5oCahf2jJFtGMnkviQZu3+uv111V07Je8dzt56awegn5VhaLlPVK7VqUzsCdDU1Um2zkkr IrRR4cGYmEuC6Qtw8XPTg1AK/IADv5daXEMayXmgRlJbGaZFXbCxVCV5k6RRww== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1776890846; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=6IP33/NQOnrrRLOxTLNxqciOpv2sSzeHXSnkb5cdiPQ=; b=U47Neb8cNzNc1riUkCKxmUj1AzpvckPlOR8HwNLpwefUkOgxCFAYbTPXkXb9mXq+2mSWDn lz9Bk5Eut/mIUeB32ovROODDZH5Lpm42M6n09m3fbXseLgw+3Dm4iU2pK4u+UQb6Xpr6ox wG2EIuXiUzER0ZT9x9bYyIBDNoB9bwiu8lyWXUcsSMYZMsD25XGolcub0QAbWF9CIjqvzp wj6mWHRK3n3UiqwKM5QQ0YXsNlUDVLubyUdFXBrnzGG/2idJsJjIDQPh1yA+ek0KJrIEOG rabpxyuw9nNQgalJdhTn0ojAjTvvwhiXWvcRvwUsaac/rt0oJOdJw/F+WSRSXg== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4g1B9n6LL3zmH1 for ; Wed, 22 Apr 2026 20:47:25 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 25e0e by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Wed, 22 Apr 2026 20:47:25 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Jean-=?utf-8?Q?S=C3=A9bast?==?utf-8?Q?ien P=C3=A9?=dron Subject: git: 5dfbc6593cda - main - linuxkpi: Add `memdup_array_user()` List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: dumbbell X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 5dfbc6593cdacd5b4e4939e09d595b3a9c8e47da Auto-Submitted: auto-generated Date: Wed, 22 Apr 2026 20:47:25 +0000 Message-Id: <69e933dd.25e0e.7c81292f@gitrepo.freebsd.org> The branch main has been updated by dumbbell: URL: https://cgit.FreeBSD.org/src/commit/?id=5dfbc6593cdacd5b4e4939e09d595b3a9c8e47da commit 5dfbc6593cdacd5b4e4939e09d595b3a9c8e47da Author: Jean-Sébastien Pédron AuthorDate: 2026-04-21 00:01:11 +0000 Commit: Jean-Sébastien Pédron CommitDate: 2026-04-22 20:46:57 +0000 linuxkpi: Add `memdup_array_user()` The amdgpu DRM driver started this in Linux 6.12.x. Reviewed by: bz Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D56574 --- sys/compat/linuxkpi/common/include/linux/string.h | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/sys/compat/linuxkpi/common/include/linux/string.h b/sys/compat/linuxkpi/common/include/linux/string.h index ba6549804edc..b195dcc8fe9b 100644 --- a/sys/compat/linuxkpi/common/include/linux/string.h +++ b/sys/compat/linuxkpi/common/include/linux/string.h @@ -88,6 +88,17 @@ memdup_user_nul(const void *ptr, size_t len) return (retval); } +static inline void * +memdup_array_user(const void *src, size_t n, size_t size) +{ + size_t len; + + if (check_mul_overflow(n, size, &len)) + return (ERR_PTR(-EOVERFLOW)); + + return (memdup_user(src, len)); +} + static inline void * kmemdup(const void *src, size_t len, gfp_t gfp) {