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 wled_configure, which may return negative error code.
Fixes: 775d2ffb4af6 ("backlight: qcom-wled: Restructure the driver for WLED3") Signed-off-by: Chen Zhou chenzhou10@huawei.com --- 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[] = {