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mt76: fix possible out-of-bound access in mt7615_fill_txs/mt7603_fill_txs

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Fix possible out-of-bound access of status rates array in
mt7615_fill_txs/mt7603_fill_txs routines

Fixes: c5211e997eca ("mt76: mt7603: rework and fix tx status reporting")
Fixes: 4af81f02b49c ("mt76: mt7615: sync with mt7603 rate control changes")
Signed-off-by: Lorenzo Bianconi <[email protected]>
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Lorenzo Bianconi
2019-11-20 12:26:53 +01:00
committed by Felix Fietkau
parent 5dfb0ec9c6
commit 7121e163c0
2 changed files with 6 additions and 2 deletions
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mt7603/mac.c
+3 -1
View File
@@ -1136,8 +1136,10 @@ mt7603_fill_txs(struct mt7603_dev *dev, struct mt7603_sta *sta,
if (idx && (cur_rate->idx != info->status.rates[i].idx ||
cur_rate->flags != info->status.rates[i].flags)) {
i++;
if (i == ARRAY_SIZE(info->status.rates))
if (i == ARRAY_SIZE(info->status.rates)) {
i--;
break;
}
info->status.rates[i] = *cur_rate;
info->status.rates[i].count = 0;
mt7615/mac.c
+3 -1
View File
@@ -1039,8 +1039,10 @@ static bool mt7615_fill_txs(struct mt7615_dev *dev, struct mt7615_sta *sta,
if (idx && (cur_rate->idx != info->status.rates[i].idx ||
cur_rate->flags != info->status.rates[i].flags)) {
i++;
if (i == ARRAY_SIZE(info->status.rates))
if (i == ARRAY_SIZE(info->status.rates)) {
i--;
break;
}
info->status.rates[i] = *cur_rate;
info->status.rates[i].count = 0;