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-rw-r--r--net/wireless/reg.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index ce66bfd..58df98f 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -392,7 +392,8 @@ static bool is_valid_reg_rule(const struct ieee80211_reg_rule *rule)
freq_diff = freq_range->end_freq_khz - freq_range->start_freq_khz;
- if (freq_diff <= 0 || freq_range->max_bandwidth_khz > freq_diff)
+ if (freq_range->end_freq_khz <= freq_range->start_freq_khz ||
+ freq_range->max_bandwidth_khz > freq_diff)
return false;
return true;
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