Messages in this thread | | | Date | Thu, 23 Jan 2020 10:25:24 +0530 | From | kgunda@codeauro ... | Subject | Re: [PATCH -next v2] backlight: qcom-wled: fix unsigned comparison to zero |
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On 2020-01-22 16:25, Daniel Thompson wrote: > On Wed, Jan 22, 2020 at 09:32:40AM +0800, Chen Zhou wrote: >> Fixes coccicheck warning: >> ./drivers/video/backlight/qcom-wled.c:1104:5-15: >> WARNING: Unsigned expression compared with zero: string_len > 0 >> >> The unsigned variable string_len is assigned a return value from the >> call >> to of_property_count_elems_of_size(), which may return negative error >> code. >> >> Fixes: 775d2ffb4af6 ("backlight: qcom-wled: Restructure the driver for >> WLED3") >> Signed-off-by: Chen Zhou <chenzhou10@huawei.com> >> Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org> > > Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org> > Reviewed-by: Kiran Gunda <kgunda@codeaurora.org> >> --- >> >> changes in v2: >> - fix commit message description. >> >> --- >> drivers/video/backlight/qcom-wled.c | 4 ++-- >> 1 file changed, 2 insertions(+), 2 deletions(-) >> >> diff --git a/drivers/video/backlight/qcom-wled.c >> b/drivers/video/backlight/qcom-wled.c >> index d46052d..3d276b3 100644 >> --- a/drivers/video/backlight/qcom-wled.c >> +++ b/drivers/video/backlight/qcom-wled.c >> @@ -956,8 +956,8 @@ static int wled_configure(struct wled *wled, int >> version) >> struct wled_config *cfg = &wled->cfg; >> struct device *dev = wled->dev; >> const __be32 *prop_addr; >> - u32 size, val, c, string_len; >> - int rc, i, j; >> + u32 size, val, c; >> + int rc, i, j, string_len; >> >> const struct wled_u32_opts *u32_opts = NULL; >> const struct wled_u32_opts wled3_opts[] = { >> -- >> 2.7.4 >>
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