From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DE6D61D6DB5; Mon, 13 Apr 2026 16:04:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776096256; cv=none; b=HU7yOeRSBmhgAlh2s/JfpEkqdu9em2S/Wg8wj3pQADipgH+2dKfb15asgnUDF4coU2rv+yfwA7bVkTOAoVvPiP9yW4gFHP2b2PpxL8KYbxU33Py7+VHysRawRT55wZmiLR8E9kP313tQ0CNXLx27Xlz8Y7C/yv7w6/7o9K9TARY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776096256; c=relaxed/simple; bh=wzpSCBfuywZmk+mjNTdGyO34hS/dzf5vRdSMiXEmFIQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ViE8A4ESlRJPCcTIgOAQ9pjE4WHyH4YyDVss0HglTZ7rVeGBqdd7jYwLFDN3v8iqXRPGfFkvJ1Q+XQmcdfzt8o5JBXuEu05+rPe+0G+snriY1gnmwSDd/e7yOhixPLBJVSfNCFqMYzbHfJWHLDV9pVDJI1HBOuqTPMheE6fDo5Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=fAv4kNUF; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="fAv4kNUF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2E504C2BCAF; Mon, 13 Apr 2026 16:04:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1776096256; bh=wzpSCBfuywZmk+mjNTdGyO34hS/dzf5vRdSMiXEmFIQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fAv4kNUFCshqrOyjdooNHQGTcmMMMss1km4381iM2hMI3bDcl0OmCJZyPce+rbHIb R2rFcUysmpZiRosdB9EH8Xdj/xklpdJrNYcU1Da0q6eFpRPnH+bH5zOE9d87QVOqAk b5KYaHYF9tUGA8IfPxQgp3WjHbHVaDkB8frQaCFM= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Thomas Fourier , Arend van Spriel , Johannes Berg Subject: [PATCH 6.19 27/86] wifi: brcmsmac: Fix dma_free_coherent() size Date: Mon, 13 Apr 2026 17:59:34 +0200 Message-ID: <20260413155732.590372756@linuxfoundation.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260413155731.568515178@linuxfoundation.org> References: <20260413155731.568515178@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.19-stable review patch. If anyone has any objections, please let me know. ------------------ From: Thomas Fourier commit 12cd7632757a54ce586e36040210b1a738a0fc53 upstream. dma_alloc_consistent() may change the size to align it. The new size is saved in alloced. Change the free size to match the allocation size. Fixes: 5b435de0d786 ("net: wireless: add brcm80211 drivers") Cc: Signed-off-by: Thomas Fourier Acked-by: Arend van Spriel Link: https://patch.msgid.link/20260218130741.46566-3-fourier.thomas@gmail.com Signed-off-by: Johannes Berg Signed-off-by: Greg Kroah-Hartman --- drivers/net/wireless/broadcom/brcm80211/brcmsmac/dma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/dma.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/dma.c @@ -483,7 +483,7 @@ static void *dma_ringalloc(struct dma_in if (((desc_strtaddr + size - 1) & boundary) != (desc_strtaddr & boundary)) { *alignbits = dma_align_sizetobits(size); - dma_free_coherent(di->dmadev, size, va, *descpa); + dma_free_coherent(di->dmadev, *alloced, va, *descpa); va = dma_alloc_consistent(di, size, *alignbits, alloced, descpa); }