On 08/23/2017 08:22 AM, Arnd Bergmann wrote:
gcc notices a very complicated way to check a value for being equal to one, and warns about it:drivers/staging/rtlwifi/btcoexist/halbtc8822b1ant.c: In function 'halbtc8822b1ant_set_ext_ant_switch': drivers/staging/rtlwifi/btcoexist/halbtc8822b1ant.c:2105:9: error: '~' on a boolean expression [-Werror=bool-operation] ~switch_polatiry_inverse : ^ drivers/staging/rtlwifi/btcoexist/halbtc8822b1ant.c:2105:9: note: did you mean to use logical not? ~switch_polatiry_inverse : ^ This simplifies this expression to make it more readable and to make gcc happy. Fixes: 56bde846304e ("staging: r8822be: Add existing rtlwifi and rtl_pci parts for new driver") Signed-off-by: Arnd Bergmann <[email protected]>
Yes, it should have bee logical not rather than a bitwise inversion. Your version is much more readable. In a followup, I will fix the spelling of polarity, but yours is fine.
Acked-by: Larry Finger <[email protected]> Larry
--- drivers/staging/rtlwifi/btcoexist/halbtc8822b1ant.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/staging/rtlwifi/btcoexist/halbtc8822b1ant.c b/drivers/staging/rtlwifi/btcoexist/halbtc8822b1ant.c index 933d188d52b4..157395b85405 100644 --- a/drivers/staging/rtlwifi/btcoexist/halbtc8822b1ant.c +++ b/drivers/staging/rtlwifi/btcoexist/halbtc8822b1ant.c @@ -2101,9 +2101,7 @@ static void halbtc8822b1ant_set_ext_ant_switch(struct btc_coexist *btcoexist, * 0xcbd[1:0] = 2b'01 => Ant to BTG, * 0xcbd[1:0] = 2b'10 => Ant to WLG */ - switch_polatiry_inverse = (rfe_type->ext_ant_switch_ctrl_polarity == 1 ? - ~switch_polatiry_inverse : - switch_polatiry_inverse); + switch_polatiry_inverse = rfe_type->ext_ant_switch_ctrl_polarity == 1;switch (pos_type) {default:
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