rfkill: include err.h
authorJohannes Berg <johannes@sipsolutions.net>
Wed, 10 Jun 2009 00:49:06 +0000 (17:49 -0700)
committerDavid S. Miller <davem@davemloft.net>
Wed, 10 Jun 2009 00:49:06 +0000 (17:49 -0700)
Since we use ERR_PTR and similar macros, we need to include
linux/err.h.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

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