From mboxrd@z Thu Jan 1 00:00:00 1970 From: Colin King Subject: [PATCH][next] ieee802154: remove unused variable 'val' Date: Thu, 1 Mar 2018 14:40:19 +0000 Message-ID: <20180301144019.14321-1-colin.king@canonical.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org To: Xue Liu , Alexander Aring , Stefan Schmidt , linux-wpan@vger.kernel.org, netdev@vger.kernel.org Return-path: Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org From: Colin Ian King Variable 'val' is not being initialized and is later being logically or'd with DAR_PHY_CTRL4_PROMISCUOUS. Considering this variable is never being read anyway we may as well remove val altogether. Cleans up error detected by cppcheck: drivers/net/ieee802154/mcr20a.c:732: (error) Uninitialized variable: val Fixes: 8c6ad9cc5157 ("ieee802154: Add NXP MCR20A IEEE 802.15.4 transceiver driver") Signed-off-by: Colin Ian King --- drivers/net/ieee802154/mcr20a.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/net/ieee802154/mcr20a.c b/drivers/net/ieee802154/mcr20a.c index d9eb22a52551..55a22c761808 100644 --- a/drivers/net/ieee802154/mcr20a.c +++ b/drivers/net/ieee802154/mcr20a.c @@ -723,13 +723,11 @@ mcr20a_set_promiscuous_mode(struct ieee802154_hw *hw, const bool on) struct mcr20a_local *lp = hw->priv; int ret; u8 rx_frame_filter_reg = 0x0; - u8 val; dev_dbg(printdev(lp), "%s(%d)\n", __func__, on); if (on) { /* All frame types accepted*/ - val |= DAR_PHY_CTRL4_PROMISCUOUS; rx_frame_filter_reg &= ~(IAR_RX_FRAME_FLT_FRM_VER); rx_frame_filter_reg |= (IAR_RX_FRAME_FLT_ACK_FT | IAR_RX_FRAME_FLT_NS_FT); -- 2.15.1