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				Clang warns when multiple pairs of parentheses are used for a single
conditional statement.
drivers/misc/echo/echo.c:384:27: warning: equality comparison with
extraneous parentheses [-Wparentheses-equality]
        if ((ec->nonupdate_dwell == 0)) {
             ~~~~~~~~~~~~~~~~~~~~^~~~
drivers/misc/echo/echo.c:384:27: note: remove extraneous parentheses
around the comparison to silence this warning
        if ((ec->nonupdate_dwell == 0)) {
            ~                    ^   ~
drivers/misc/echo/echo.c:384:27: note: use '=' to turn this equality
comparison into an assignment
        if ((ec->nonupdate_dwell == 0)) {
                                 ^~
                                 =
1 warning generated.
Remove them and while we're at it, simplify the zero check as '!var' is
used more than 'var == 0'.
Reported-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
		
	
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| .. | ||
| echo.c | ||
| echo.h | ||
| fir.h | ||
| Kconfig | ||
| Makefile | ||
| oslec.h | ||