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Make min_diff determination from cur_level more readable

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This handles both the dBm and unspecified unit cases.

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2020-01-01 17:46:03 +02:00
parent 41f72d7356
commit a8ad9c31db
1 changed files with 12 additions and 13 deletions
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25
wpa_supplicant/events.c
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@ -1817,19 +1817,18 @@ static int wpa_supplicant_need_to_roam(struct wpa_supplicant *wpa_s,
return 0;
}
min_diff = 2;
if (cur_level < 0) {
if (cur_level < -85)
min_diff = 1;
else if (cur_level < -80)
min_diff = 2;
else if (cur_level < -75)
min_diff = 3;
else if (cur_level < -70)
min_diff = 4;
else
min_diff = 5;
}
if (cur_level < -85) /* ..-86 dBm */
min_diff = 1;
else if (cur_level < -80) /* -85..-81 dBm */
min_diff = 2;
else if (cur_level < -75) /* -80..-76 dBm */
min_diff = 3;
else if (cur_level < -70) /* -75..-71 dBm */
min_diff = 4;
else if (cur_level < 0) /* -70..-1 dBm */
min_diff = 5;
else /* unspecified units (not in dBm) */
min_diff = 2;
if (cur_est > sel_est * 1.5)
min_diff += 10;