From: Dan Carpenter <dan.carpenter@oracle.com>
To: Joel Stanley <joel@jms.id.au>, Robert Lippert <roblip@gmail.com>
Cc: Andrew Jeffery <andrew@aj.id.au>,
linux-aspeed@lists.ozlabs.org, kernel-janitors@vger.kernel.org
Subject: [PATCH] soc: aspeed: fix platform_get_irq() error checking
Date: Thu, 11 Aug 2022 14:00:22 +0300 [thread overview]
Message-ID: <YvThRi0vUw0kXOal@kili> (raw)
The platform_get_irq() function returns negative error codes but this
code is testing for zero instead.
Fixes: 9f4f9ae81d0a ("drivers/misc: add Aspeed LPC snoop driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
drivers/soc/aspeed/aspeed-lpc-snoop.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/soc/aspeed/aspeed-lpc-snoop.c b/drivers/soc/aspeed/aspeed-lpc-snoop.c
index eceeaf8dfbeb..c4a03b3a5cf8 100644
--- a/drivers/soc/aspeed/aspeed-lpc-snoop.c
+++ b/drivers/soc/aspeed/aspeed-lpc-snoop.c
@@ -167,8 +167,8 @@ static int aspeed_lpc_snoop_config_irq(struct aspeed_lpc_snoop *lpc_snoop,
int rc;
lpc_snoop->irq = platform_get_irq(pdev, 0);
- if (!lpc_snoop->irq)
- return -ENODEV;
+ if (lpc_snoop->irq < 0)
+ return lpc_snoop->irq;
rc = devm_request_irq(dev, lpc_snoop->irq,
aspeed_lpc_snoop_irq, IRQF_SHARED,
--
2.35.1
reply other threads:[~2022-08-11 11:00 UTC|newest]
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