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| author | Luis R. Rodriguez <lrodriguez@atheros.com> | 2009-02-21 00:04:32 -0500 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-02-27 14:52:58 -0500 |
| commit | fff32c04f6074de0719cc46d8f488aaf746f151a (patch) | |
| tree | 87fdae8d94c8ad40c6de096c6bedcc6c1cc0c402 /net/wireless | |
| parent | fb1fc7add5d205c1db2fa323af1367c3cd4dced2 (diff) | |
| download | linux-fff32c04f6074de0719cc46d8f488aaf746f151a.tar.gz linux-fff32c04f6074de0719cc46d8f488aaf746f151a.tar.bz2 linux-fff32c04f6074de0719cc46d8f488aaf746f151a.zip | |
cfg80211: allow drivers that agree on regulatory to agree
This allows drivers that agree on regulatory to share their
regulatory domain.
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/wireless')
| -rw-r--r-- | net/wireless/reg.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/net/wireless/reg.c b/net/wireless/reg.c index 7ecb9033ad42..5456534bdf8c 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -1157,6 +1157,16 @@ static int ignore_request(struct wiphy *wiphy, enum reg_set_by set_by, return 0; return -EALREADY; } + + /* + * This would happen if you unplug and plug your card + * back in or if you add a new device for which the previously + * loaded card also agrees on the regulatory domain. + */ + if (last_request->initiator == REGDOM_SET_BY_DRIVER && + alpha2_equal(cfg80211_regdomain->alpha2, alpha2)) + return -EALREADY; + return REG_INTERSECT; case REGDOM_SET_BY_USER: if (last_request->initiator == REGDOM_SET_BY_COUNTRY_IE) |