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Wed, 24 Apr 2019 16:49:19 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 6535434; Wed, 24 Apr 2019 14:49:18 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas22.st.com [10.75.90.92]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 37FAD286C; Wed, 24 Apr 2019 14:49:18 +0000 (GMT) Received: from SAFEX1HUBCAS23.st.com (10.75.90.47) by Safex1hubcas22.st.com (10.75.90.92) with Microsoft SMTP Server (TLS) id 14.3.361.1; Wed, 24 Apr 2019 16:49:18 +0200 Received: from localhost (10.201.23.25) by webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.439.0; Wed, 24 Apr 2019 16:49:17 +0200 From: Fabien Dessenne To: Boris Brezillon , Miquel Raynal , Richard Weinberger , "David Woodhouse" , Brian Norris , Marek Vasut , Maxime Coquelin , Alexandre Torgue , Christophe Kerello , , , , Subject: [PATCH] mtd: rawnand: stm32_fmc2: manage the get_irq error case Date: Wed, 24 Apr 2019 16:49:06 +0200 Message-ID: <1556117346-5608-1-git-send-email-fabien.dessenne@st.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.201.23.25] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-04-24_09:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190424_074931_805387_C65C60AD X-CRM114-Status: GOOD ( 13.71 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Fabien Dessenne Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org During probe, check the "get_irq" error value. Signed-off-by: Fabien Dessenne --- drivers/mtd/nand/raw/stm32_fmc2_nand.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/stm32_fmc2_nand.c index 999ca6a..4aabea2 100644 --- a/drivers/mtd/nand/raw/stm32_fmc2_nand.c +++ b/drivers/mtd/nand/raw/stm32_fmc2_nand.c @@ -1909,6 +1909,12 @@ static int stm32_fmc2_probe(struct platform_device *pdev) } irq = platform_get_irq(pdev, 0); + if (irq < 0) { + if (irq != -EPROBE_DEFER) + dev_err(dev, "IRQ error missing or invalid\n"); + return irq; + } + ret = devm_request_irq(dev, irq, stm32_fmc2_irq, 0, dev_name(dev), fmc2); if (ret) { -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel