From: Ralf Baechle <redacted>
Date: Tue, 5 Aug 2008 23:37:36 +0100

Since 49ffcf8f99e8d33ec8afb450956804af518fd788
setting struct ctl_table.procname = NULL does no longer work as it used to
the way the AX.25 code is expecting it to resulting in the AX.25 sysctl
registration code to break if CONFIG_AX25_DAMA_SLAVE was not set as in some
distribution kernels.  Kernel releases from 2.6.24 are affected.

Signed-off-by: Ralf Baechle <redacted>

Applied, and I'll queue it up for -stable too.

Thanks Ralf.