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-rw-r--r--net/dccp/ccids/lib/loss_interval.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/dccp/ccids/lib/loss_interval.c b/net/dccp/ccids/lib/loss_interval.c
index bcd6ac415bb..5b3ce0688c5 100644
--- a/net/dccp/ccids/lib/loss_interval.c
+++ b/net/dccp/ccids/lib/loss_interval.c
@@ -67,7 +67,10 @@ static void tfrc_lh_calc_i_mean(struct tfrc_loss_hist *lh)
u32 i_i, i_tot0 = 0, i_tot1 = 0, w_tot = 0;
int i, k = tfrc_lh_length(lh) - 1; /* k is as in rfc3448bis, 5.4 */
- for (i=0; i <= k; i++) {
+ if (k <= 0)
+ return;
+
+ for (i = 0; i <= k; i++) {
i_i = tfrc_lh_get_interval(lh, i);
if (i < k) {
@@ -78,7 +81,6 @@ static void tfrc_lh_calc_i_mean(struct tfrc_loss_hist *lh)
i_tot1 += i_i * tfrc_lh_weights[i-1];
}
- BUG_ON(w_tot == 0);
lh->i_mean = max(i_tot0, i_tot1) / w_tot;
}