From bc909f27f55ceb8f950ced5cf3a26d6b26e86ca6 Mon Sep 17 00:00:00 2001 From: Anton Vorontsov Date: Wed, 22 Aug 2012 19:29:44 -0700 Subject: [PATCH] da9052-battery: Fix da9052_determine_vc_tbl_index's return value The patch fixes the following warnings: CHECK drivers/power/da9052-battery.c drivers/power/da9052-battery.c:330:15: warning: symbol 'da9052_determine_vc_tbl_index' was not declared. Should it be static? CC drivers/power/da9052-battery.o drivers/power/da9052-battery.c: In function 'da9052_determine_vc_tbl_index': drivers/power/da9052-battery.c:348:1: warning: control reaches end of non-void function [-Wreturn-type] Signed-off-by: Anton Vorontsov --- drivers/power/da9052-battery.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/power/da9052-battery.c b/drivers/power/da9052-battery.c index a5f6a0ec1572..20b86ed946e3 100644 --- a/drivers/power/da9052-battery.c +++ b/drivers/power/da9052-battery.c @@ -327,7 +327,7 @@ static int da9052_bat_interpolate(int vbat_lower, int vbat_upper, return tmp; } -unsigned char da9052_determine_vc_tbl_index(unsigned char adc_temp) +static unsigned char da9052_determine_vc_tbl_index(unsigned char adc_temp) { int i; @@ -345,6 +345,13 @@ unsigned char da9052_determine_vc_tbl_index(unsigned char adc_temp) && (adc_temp <= vc_tbl_ref[i])) return i + 1; } + /* + * For some reason authors of the driver didn't presume that we can + * end up here. It might be OK, but might be not, no one knows for + * sure. Go check your battery, is it on fire? + */ + WARN_ON(1); + return 0; } static int da9052_bat_read_capacity(struct da9052_battery *bat, int *capacity) -- 2.34.1