Re: [PATCH 1/1 v2] isdn: hisax: set error code on failure

[David Miller]

From: Pan Bian <bianpan201603@xxxxxxx>
Date: Sun,  4 Dec 2016 18:43:31 +0800

> From: Pan Bian <bianpan2016@xxxxxxx>
> 
> In function hfc4s8s_probe(), the value of return variable err should be
> negative on failures. However, when the call to request_region() returns
> NULL, the value of err is 0. This patch fixes the bug, assigning
> "-EBUSY" to err on the path that request_region() fails.
> 
> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188931
> 
> Signed-off-by: Pan Bian <bianpan2016@xxxxxxx>

Applied.