We get 1 warning when biuld kernel with W=1: drivers/isdn/hardware/mISDN/w6692.c:851:6: warning: no previous prototype for 'initW6692' [-Wmissing-prototypes]
In fact, this function is only used in the file in which it is declared and don't need a declaration, but can be made static. so this patch marks it 'static'. Signed-off-by: Baoyou Xie <baoyou....@linaro.org> --- drivers/isdn/hardware/mISDN/w6692.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/isdn/hardware/mISDN/w6692.c b/drivers/isdn/hardware/mISDN/w6692.c index 7416755..3b067ea 100644 --- a/drivers/isdn/hardware/mISDN/w6692.c +++ b/drivers/isdn/hardware/mISDN/w6692.c @@ -848,7 +848,7 @@ dbusy_timer_handler(struct dchannel *dch) } } -void initW6692(struct w6692_hw *card) +static void initW6692(struct w6692_hw *card) { u8 val; -- 2.7.4