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 <chenzho...@huawei.com>
Reviewed-by: Bjorn Andersson <bjorn.anders...@linaro.org>
Reviewed-by: Daniel Thompson <daniel.thomp...@linaro.org>
Reviewed-by: Kiran Gunda <kgu...@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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