From: Sergey Shtylyov <s.shtylyov@omprussia.ru>
To: Wolfram Sang <wsa+renesas@sang-engineering.com>,
<linux-i2c@vger.kernel.org>
Cc: <linux-renesas-soc@vger.kernel.org>
Subject: Re: [PATCH] i2c: rcar: add IRQ check
Date: Mon, 5 Apr 2021 17:34:42 +0300 [thread overview]
Message-ID: <31fdbb1b-4e1a-9af4-f805-afd2f739fca4@omprussia.ru> (raw)
In-Reply-To: <8a05ea84-28e6-4d76-4f6d-55fb0a0cdf24@omprussia.ru>
On 4/4/21 8:52 PM, Sergey Shtylyov wrote:
> The driver neglects to check the result of platform_get_irq()'s call and
> blithely passes the negative error codes to devm_request_irq() (which
> takes *unsigned* IRQ #), causing it to fail with -EINVAL, overriding
> an original error code. Stop calling devm_request_irq() with the
> invalid IRQ #s.
>
> Fixes: 6ccbe607132b ("i2c: add Renesas R-Car I2C driver")
> Signed-off-by: Sergey Shtylyov <s.shtylyov@omprussia.ru>
Sorry, forgot to mention that this patch is against the 'master' branch of
Wolfram's 'linux.git' repo...
MBR, Sergey
next prev parent reply other threads:[~2021-04-05 14:34 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-04 17:52 [PATCH] i2c: rcar: add IRQ check Sergey Shtylyov
2021-04-05 14:34 ` Sergey Shtylyov [this message]
2021-04-06 7:37 ` Geert Uytterhoeven
2021-04-08 21:04 ` Wolfram Sang
2021-04-09 19:33 ` Sergey Shtylyov
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