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hostapd: Reduce minimum beacon interval from 15 to 10 TUs

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Very short beacon intervals can be useful for certain scenarios such
as minimising association time on PBSSs. Linux supports a minimum of
10[1] so let's reduce the minimum to match that.

[1] https://elixir.bootlin.com/linux/latest/ident/cfg80211_validate_beacon_int

Signed-off-by: Brendan Jackman <brendan.jackman@bluwireless.co.uk>
This commit is contained in:
Brendan Jackman 2019-04-05 12:36:42 +00:00 committed by Jouni Malinen
parent 0487967153
commit bbed23aee6
1 changed files with 4 additions and 3 deletions
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7
hostapd/config_file.c
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@ -3136,9 +3136,10 @@ static int hostapd_config_fill(struct hostapd_config *conf,
* cause problems with the current implementation. * cause problems with the current implementation.
* Since it is unlikely that this small numbers are * Since it is unlikely that this small numbers are
* useful in real life scenarios, do not allow beacon * useful in real life scenarios, do not allow beacon
* period to be set below 15 TU. */ * period to be set below 10 TU. */
if (val < 15 || val > 65535) { if (val < 10 || val > 65535) {
wpa_printf(MSG_ERROR, "Line %d: invalid beacon_int %d (expected 15..65535)", wpa_printf(MSG_ERROR,
"Line %d: invalid beacon_int %d (expected 10..65535)",
line, val); line, val);
return 1; return 1;
} }