diff options
Diffstat (limited to 'drivers/staging/echo/echo.c')
| -rw-r--r-- | drivers/staging/echo/echo.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/echo/echo.c b/drivers/staging/echo/echo.c index 6d7217e1bd06..79d15c65bfe4 100644 --- a/drivers/staging/echo/echo.c +++ b/drivers/staging/echo/echo.c @@ -395,7 +395,7 @@ int16_t oslec_update(struct oslec_state *ec, int16_t tx, int16_t rx) old = (int)ec->fir_state.history[ec->fir_state.curr_pos] * (int)ec->fir_state.history[ec->fir_state.curr_pos]; ec->Pstates += - ((new - old) + (1 << ec->log2taps)) >> ec->log2taps; + ((new - old) + (1 << (ec->log2taps-1))) >> ec->log2taps; if (ec->Pstates < 0) ec->Pstates = 0; } |