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Fri, 20 Mar 2026 17:49:01 -0700 (PDT) From: Nicholas Piggin To: qemu-devel@nongnu.org Cc: Nicholas Piggin , Warner Losh , Kyle Evans , Laurent Vivier , Pierrick Bouvier , Palmer Dabbelt , Alistair Francis , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei , qemu-riscv@nongnu.org Subject: [PATCH 1/3] bsd-user: Fix unlock_user API usage Date: Sat, 21 Mar 2026 10:48:34 +1000 Message-ID: <20260321004836.500390-2-npiggin@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260321004836.500390-1-npiggin@gmail.com> References: <20260321004836.500390-1-npiggin@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62c; envelope-from=npiggin@gmail.com; helo=mail-pl1-x62c.google.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, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1774054219660158500 Content-Type: text/plain; charset="utf-8" Fix errors in unlock_user() calls: - unlock_user() with len=3D1 instead of len=3Dwritten - unlock_user() with len=3D1 instead of len=3D0 Signed-off-by: Nicholas Piggin Reviewed-by: Warner Losh --- bsd-user/bsd-misc.c | 2 +- bsd-user/bsd-misc.h | 2 +- bsd-user/bsdload.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/bsd-user/bsd-misc.c b/bsd-user/bsd-misc.c index 3e1968718f..eac3edb8ac 100644 --- a/bsd-user/bsd-misc.c +++ b/bsd-user/bsd-misc.c @@ -95,7 +95,7 @@ abi_long host_to_target_semarray(int semid, abi_ulong tar= get_addr, for (i =3D 0; i < nsems; i++) { __put_user(array[i], host_array + i); } - unlock_user(array, target_addr, 1); + unlock_user(array, target_addr, nsems * sizeof(unsigned short)); return 0; } =20 diff --git a/bsd-user/bsd-misc.h b/bsd-user/bsd-misc.h index 13e40d9cde..13abc7e3b1 100644 --- a/bsd-user/bsd-misc.h +++ b/bsd-user/bsd-misc.h @@ -211,7 +211,7 @@ static inline abi_long do_bsd___semctl(int semid, int s= emnum, int target_cmd, break; } out: - unlock_user(target_un, un_ptr, 1); + unlock_user(target_un, un_ptr, 0); return ret; } =20 diff --git a/bsd-user/bsdload.c b/bsd-user/bsdload.c index 5b3c061a45..9ea3b93825 100644 --- a/bsd-user/bsdload.c +++ b/bsd-user/bsdload.c @@ -30,7 +30,7 @@ abi_long memcpy_to_target(abi_ulong dest, const void *src, return -TARGET_EFAULT; } memcpy(host_ptr, src, len); - unlock_user(host_ptr, dest, 1); + unlock_user(host_ptr, dest, len); return 0; } =20 --=20 2.51.0