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Mon, 17 Jun 2024 08:53:43 -0500 (CDT) Received: from ediex02.ad.cirrus.com (198.61.84.81) by ediex02.ad.cirrus.com (198.61.84.81) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Mon, 17 Jun 2024 14:53:40 +0100 Received: from ediswmail9.ad.cirrus.com (198.61.86.93) by anon-ediex02.ad.cirrus.com (198.61.84.81) with Microsoft SMTP Server id 15.2.1544.9 via Frontend Transport; Mon, 17 Jun 2024 14:53:40 +0100 Received: from EDIN6ZZ2FY3.ad.cirrus.com (EDIN6ZZ2FY3.ad.cirrus.com [198.61.65.31]) by ediswmail9.ad.cirrus.com (Postfix) with ESMTP id 735C5820248; Mon, 17 Jun 2024 13:53:40 +0000 (UTC) From: Simon Trimmer To: CC: , , , , "Simon Trimmer" Subject: [PATCH] ASoC: cs35l56: Accept values greater than 0 as IRQ numbers Date: Mon, 17 Jun 2024 14:53:38 +0100 Message-ID: <20240617135338.82006-1-simont@opensource.cirrus.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: Rn7sdFrjrK0EIUNROXcVN37vn7ZbU_iw X-Proofpoint-GUID: Rn7sdFrjrK0EIUNROXcVN37vn7ZbU_iw X-Proofpoint-Spam-Reason: safe Message-ID-Hash: KWENZNY65ONRP7ANGNXLQ2BHRV6Y34FS X-Message-ID-Hash: KWENZNY65ONRP7ANGNXLQ2BHRV6Y34FS X-MailFrom: prvs=389839efd0=simont@opensource.cirrus.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.9 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: IRQ lookup functions such as those in ACPI can return error values when an IRQ is not defined. The i2c core driver converts the error codes to a value of 0 and the SPI bus driver passes them unaltered to client device drivers. The cs35l56 driver should only accept positive non-zero values as IRQ numbers. Signed-off-by: Simon Trimmer Fixes: 8a731fd37f8b ("ASoC: cs35l56: Move utility functions to shared file") --- sound/soc/codecs/cs35l56-shared.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/codecs/cs35l56-shared.c b/sound/soc/codecs/cs35l56-shared.c index 27869e14e9c8..880228f89baf 100644 --- a/sound/soc/codecs/cs35l56-shared.c +++ b/sound/soc/codecs/cs35l56-shared.c @@ -397,7 +397,7 @@ int cs35l56_irq_request(struct cs35l56_base *cs35l56_base, int irq) { int ret; - if (!irq) + if (irq < 1) return 0; ret = devm_request_threaded_irq(cs35l56_base->dev, irq, NULL, cs35l56_irq,