Indeed, there are the four cases where the then and else branches are the same. Is it generated code?
julia ---------- Forwarded message ---------- Date: Thu, 2 Feb 2017 06:10:01 +0800 From: kbuild test robot <[email protected]> To: [email protected] Cc: Julia Lawall <[email protected]> Subject: Re: [PATCH 05/11 V2] rtlwifi: btcoexist: Change logging in halbtc8192e2ant.c In-Reply-To: <[email protected]> Hi Larry, [auto build test WARNING on wireless-drivers-next/master] [also build test WARNING on v4.10-rc6 next-20170201] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Larry-Finger/rtlwifi-Various-updates/20170202-045716 base: https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git master :::::: branch date: 72 minutes ago :::::: commit date: 73 minutes ago >> drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8192e2ant.c:2186:11-13: >> WARNING: possible condition with no effect (if == else) drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8192e2ant.c:2208:11-13: WARNING: possible condition with no effect (if == else) drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8192e2ant.c:2232:11-13: WARNING: possible condition with no effect (if == else) drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8192e2ant.c:2254:11-13: WARNING: possible condition with no effect (if == else) git remote add linux-review https://github.com/0day-ci/linux git remote update linux-review git checkout 2e5b0b84cf4c19a9b761ecbfbcbec52ac35f39da vim +2186 drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8192e2ant.c 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2170 if (!coex_dm->auto_tdma_adjust) { 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2171 coex_dm->auto_tdma_adjust = true; 2e5b0b84 drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2017-02-01 2172 RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2173 "[BTCoex], first run TdmaDurationAdjust()!!\n"); 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2174 if (sco_hid) { 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2175 if (tx_pause) { 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2176 if (max_interval == 1) { 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2177 halbtc8192e2ant_ps_tdma(btcoexist, 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2178 NORMAL_EXEC, 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2179 true, 13); 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2180 coex_dm->tdma_adj_type = 13; 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2181 } else if (max_interval == 2) { 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2182 halbtc8192e2ant_ps_tdma(btcoexist, 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2183 NORMAL_EXEC, 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2184 true, 14); 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2185 coex_dm->tdma_adj_type = 14; 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 @2186 } else if (max_interval == 3) { 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2187 halbtc8192e2ant_ps_tdma(btcoexist, 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2188 NORMAL_EXEC, 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2189 true, 15); 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2190 coex_dm->tdma_adj_type = 15; 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2191 } else { 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2192 halbtc8192e2ant_ps_tdma(btcoexist, 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2193 NORMAL_EXEC, 2187e9a2 drivers/net/wireless/rtlwifi/btcoexist/halbtc8192e2ant.c Larry Finger 2014-09-04 2194 true, 15); :::::: The code at line 2186 was first introduced by commit :::::: 2187e9a2ce575ee85a1ce31fa2ecbc0f580c105f rtlwifi: btcoexist: Modify driver for V062814 Realtek driver :::::: TO: Larry Finger <[email protected]> :::::: CC: John W. Linville <[email protected]> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
