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authorLuis R. Rodriguez <lrodriguez@atheros.com>2008-10-30 16:33:52 -0400
committerJohn W. Linville <linville@tuxdriver.com>2008-11-10 15:17:41 -0500
commitd71aaf6053e380996e40c9ecfe39a8dced52694c (patch)
treeb93dd65c7611a4661208d1ad88d03278b3d67589 /net/wireless
parentfc6971d491517ba15e800540ff88caa55dc65b01 (diff)
cfg80211: a reg rule is invalid if freq diff is 0
A regulatory rule is invalid when the frequency difference between the end of the frequency range and the start is 0. 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.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 8e5d23975a0d..34983a825ac1 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -321,7 +321,7 @@ static bool is_valid_reg_rule(const struct ieee80211_reg_rule *rule)
321 321
322 freq_diff = freq_range->end_freq_khz - freq_range->start_freq_khz; 322 freq_diff = freq_range->end_freq_khz - freq_range->start_freq_khz;
323 323
324 if (freq_range->max_bandwidth_khz > freq_diff) 324 if (freq_diff <= 0 || freq_range->max_bandwidth_khz > freq_diff)
325 return false; 325 return false;
326 326
327 return true; 327 return true;