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Optimize Extended Capabilities element to be of minimal length

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Leave out zero octets from the end of the element.

Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2013-03-31 21:58:17 +03:00
parent 8cd6b7bce8
commit 3db5439a5f
2 changed files with 16 additions and 2 deletions
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9
src/ap/ieee802_11_shared.c
View File

@ -239,7 +239,14 @@ u8 * hostapd_eid_ext_capab(struct hostapd_data *hapd, u8 *eid)
}
}
return pos;
while (len > 0 && eid[1 + len] == 0) {
len--;
eid[1] = len;
}
if (len == 0)
return eid;
return eid + 2 + len;
}

9
wpa_supplicant/wpa_supplicant.c
View File

@ -1231,7 +1231,14 @@ int wpas_build_ext_capab(struct wpa_supplicant *wpa_s, u8 *buf)
}
}
return pos - buf;
while (len > 0 && buf[1 + len] == 0) {
len--;
buf[1] = len;
}
if (len == 0)
return 0;
return 2 + len;
}