Commit d81c2d9c authored by Luis R. Rodriguez's avatar Luis R. Rodriguez Committed by John W. Linville
Browse files

cfg80211: do not pass -EALREADY to userspace on regdomain change request 



If the regulatory domain is already set it is technically not an error
so do not pass an errno to userspace.

Signed-off-by: default avatarLuis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent b51bb3cd

net/wireless/nl80211.c

+5 −0
Original line number Diff line number Diff line
@@ -1908,6 +1908,11 @@ static int nl80211_req_set_reg(struct sk_buff *skb, struct genl_info *info) 
	mutex_lock(&cfg80211_drv_mutex);

	r = __regulatory_hint(NULL, REGDOM_SET_BY_USER, data, 0, ENVIRON_ANY);

	mutex_unlock(&cfg80211_drv_mutex);

	/* This means the regulatory domain was already set, however

	 * we don't want to confuse userspace with a "successful error"

	 * message so lets just treat it as a success */

	if (r == -EALREADY)

		r = 0;

	return r;

}