Re: [PATCH v2 -mm 2/9] netconsole: Remove bogus check

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi Satyam,

> From: Satyam Sharma <[email protected]>
> 
> [2/9] netconsole: Remove bogus check
> 
> The (!np.dev) check in write_msg() is bogus (always false), because:
> np.dev is set by netpoll_setup(), which is called by the target init
> code in init_netconsole() _before_ register_console() => write_msg() cannot
> be triggered unless netpoll_setup() returns with success. And that will not
> happen if netpoll_setup() failed to set np.dev. Also np.dev cannot go from
> under us while netconsole is loaded. This is because netpoll_setup() grabs
> a reference for us on that dev. So let's remove the pointless check.
> 
> Signed-off-by: Satyam Sharma <[email protected]>
> Cc: Keiichi Kii <[email protected]>
> 
Acked-by: Keiichi Kii <[email protected]>

Thanks
-- 
Keiichi KII
NEC Corporation OSS Platform Development Division
E-mail: [email protected] 
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux