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Mon, 13 Jul 2026 03:19:57 -0700 (PDT) Received: from localhost ([2a02:810d:4a94:b300:ceac:ba6c:1653:e93a]) by smtp.gmail.com with UTF8SMTPSA id ffacd0b85a97d-47aa0f213e8sm83332478f8f.34.2026.07.13.03.19.57 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 13 Jul 2026 03:19:57 -0700 (PDT) From: Florian Fuchs To: Helge Deller , John Paul Adrian Glaubitz Cc: =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Florian Fuchs , kernel test robot Subject: [PATCH] fbdev: pvr2fb: correct user pointer annotation and sentinel initializer Date: Mon, 13 Jul 2026 12:16:38 +0200 Message-ID: <20260713101638.600333-1-fuchsfl@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add __user annotation to buf, as it is passed as a user pointer in pin_user_pages_fast(). Use an empty initializer for the sentinel board-table entry to avoid initializing a function pointer with an integer literal. Fixes: 5f566c0ac51c ("fbdev: pvr2fb: Fix leftover reference to ONCHIP_NR_DM= A_CHANNELS") Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202607131247.fpQ6eTc7-lkp@int= el.com/ Signed-off-by: Florian Fuchs --- Not sure, if we do such changes, but as I received a test robot email, I leave it up to you all :) (I also compiled and tested the change) drivers/video/fbdev/pvr2fb.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/video/fbdev/pvr2fb.c b/drivers/video/fbdev/pvr2fb.c index 9428716e2dc4..a6e7abca7a06 100644 --- a/drivers/video/fbdev/pvr2fb.c +++ b/drivers/video/fbdev/pvr2fb.c @@ -639,7 +639,7 @@ static irqreturn_t __maybe_unused pvr2fb_interrupt(int = irq, void *dev_id) } =20 #ifdef CONFIG_PVR2_DMA -static ssize_t pvr2fb_write(struct fb_info *info, const char *buf, +static ssize_t pvr2fb_write(struct fb_info *info, const char __user *buf, size_t count, loff_t *ppos) { unsigned long dst, start, end, len; @@ -1077,7 +1077,7 @@ static struct pvr2_board { #ifdef CONFIG_PCI { pvr2fb_pci_init, pvr2fb_pci_exit, "PCI PVR2" }, #endif - { 0, }, + { }, }; =20 static int __init pvr2fb_init(void) --=20 2.43.0