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Date: Thu, 21 Mar 2019 15:19:41 -0700 From: Bart Van Assche <bvanassche@....org> To: David Miller <davem@...emloft.net> Cc: netdev@...r.kernel.org, Bart Van Assche <bvanassche@....org>, Al Viro <viro@...iv.linux.org.uk> Subject: [PATCH 2/7] net/core: Document all dev_ioctl() arguments This patch avoids that the following warnings are reported when building with W=1: net/core/dev_ioctl.c:378: warning: Function parameter or member 'ifr' not described in 'dev_ioctl' net/core/dev_ioctl.c:378: warning: Function parameter or member 'need_copyout' not described in 'dev_ioctl' net/core/dev_ioctl.c:378: warning: Excess function parameter 'arg' description in 'dev_ioctl' Cc: Al Viro <viro@...iv.linux.org.uk> Fixes: 44c02a2c3dc5 ("dev_ioctl(): move copyin/copyout to callers") # v4.16. Signed-off-by: Bart Van Assche <bvanassche@....org> --- net/core/dev_ioctl.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/net/core/dev_ioctl.c b/net/core/dev_ioctl.c index 31380fd5a4e2..5163d900bb4f 100644 --- a/net/core/dev_ioctl.c +++ b/net/core/dev_ioctl.c @@ -366,7 +366,8 @@ EXPORT_SYMBOL(dev_load); * dev_ioctl - network device ioctl * @net: the applicable net namespace * @cmd: command to issue - * @arg: pointer to a struct ifreq in user space + * @ifr: pointer to a struct ifreq in user space + * @need_copyout: whether or not copy_to_user() should be called * * Issue ioctl functions to devices. This is normally called by the * user space syscall interfaces but can sometimes be useful for -- 2.21.0.155.ge902e9bcae20
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