From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794056679; b=JiXW+EGOoQugInnsZVo9L1WjenAKrIaiw8Y94Lb4xL8MCLOlMaVa8nNfAmBwXlXRCnxF B3t4AWb7yVqHnpyvWnDpTP1zE3GL11znBk2fif636A9BPradWAp17Q8w3wOK7gGwh/2Hu hrxWh4leG4gBEqdG4mix7f1PImzqzqoOC3NVLhCJiaE6HPNPvNVaUIKR9wmbJVSFh07+G 7Z8UA9d+7DWx9wR0f3wGKIXbcORREAzukxTpXeFR0uueQM+kXmWwE1p4Tt1BjJpvl10HG t/es36o3Spf0NxYI0ATo7hb32uzF6euEx4jHqysnc4AA2o7yo+TH11otH9mkCXyogRQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794056679; h=Received:DKIM-Signature:Date:From:To:Cc:Subject:Message-ID: References:MIME-Version:Content-Type:Content-Disposition:In-Reply-To; bh=EfvUaRUOM7ozjphpXocqWBL6skIYg2UvfAavGZ0MGTE=; b=k6+wOFQBHe4zEokqYgT2MKU0qSsG5XrDXrkjW+1cFfB1RG3dXrMDvuxwASiLOz0Vr71l ubPjWWc/ZFx27gfZJIP08lSEmWOZswBHr0CEyY9JJ+29V3JUiVcwGu5eEIpdwBCVFclXo FZ7fcfPvZ5m6DAcoIAT2MV95kzTlPPIeEfT68IqjQ+CGpwAlkBimuBCzB+J1hFKCu4o9u b0eDZufJ8zi0nCymjDipAK8m49pETvCCXDY4pgzWld6OIA7wnc7yUZQ46GNOnZ+nOx215 MHPVumvCUWpdL+hb4TMWoNG8/E1gh+2IUtP3T3TosbB7+gDQ63uNfSsAM9yRiQ00JAg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=cf6Vu91x; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5A83C606A326; Sat, 7 Nov 2026 13:04:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=cf6Vu91x Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0A09B1F008A1; Sat, 7 Nov 2026 13:04:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794056678; bh=EfvUaRUOM7ozjphpXocqWBL6skIYg2UvfAavGZ0MGTE=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=cf6Vu91xKryem6WmgRRPDil++bnl+9uspIwxeX1I+tIH2/XSDlEwgdu+PpYAyLpDD 63gErkHrzZB6AynTKIQ8OFdu0lH7Ms4gfVi9J/GDqW68jLrvaAyJYvrl+T0zmVC/Du rzBUhO/FDTN45Zqzx1oTgdqFG3+hk2XmILzDKP+FTmHZ8kbEQpI725+Z6ReURLTw2z 9fKsDXHYPOD8HSAs5FZBFGAXePIs6nC2rr/fRRqw+3kTFzB2bm/O4+muFHbI9ttozp TSnT/WLUJsl2v9D0PvwtceuwOdQxUs3XXjJ55ghVSwOQs8aHwxMA5FzEs9FndxQXi6 O00Oi6KipgH3A== Date: Sat, 7 Nov 2026 14:04:33 +0100 From: Thorsten Blum To: Takashi Iwai Cc: Jaroslav Kysela , Takashi Iwai , Cen Zhang , Cezary Rojewski , bui duc phuc , linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] ALSA: info: Use snprintf() in snd_info_card_create() Message-ID: References: <20261107004338.323417-2-blum@kernel.org> <87a4nlypdt.wl-tiwai@suse.de> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <87a4nlypdt.wl-tiwai@suse.de> On Sat, Nov 07, 2026 at 10:14:38AM +0100, Takashi Iwai wrote: > On Sat, 07 Nov 2026 01:43:37 +0100, > Thorsten Blum wrote: > > > > While the current code works correctly, replace the unbounded sprintf() > > with snprintf() to bound the formatted string to the str buffer. > > > > Signed-off-by: Thorsten Blum > > Shouldn't we use scnprintf() instead? Otherwise it may lead to a > compiler warning. The only difference between snprintf() and scnprintf() is the return value, which is unused here. Both are correct and shouldn't trigger a warning.