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SubjectRe: [PATCH RESEND] clk-si5341: replace snprintf in show functions with sysfs_emit
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Date
+Robert

Quoting Qing Wang (2021-10-14 23:45:28)
> coccicheck complains about the use of snprintf() in sysfs show functions.
>
> Fix the following coccicheck warning:
> drivers/clk/clk-si5341.c:1471: WARNING: use scnprintf or sprintf.
> drivers/clk/clk-si5341.c:1486: WARNING: use scnprintf or sprintf.
> drivers/clk/clk-si5341.c:1501: WARNING: use scnprintf or sprintf.
> drivers/clk/clk-si5341.c:1516: WARNING: use scnprintf or sprintf.
>
> Use sysfs_emit instead of scnprintf or sprintf makes more sense.
>
> Signed-off-by: Qing Wang <wangqing@vivo.com>
> ---
> drivers/clk/clk-si5341.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/clk/clk-si5341.c b/drivers/clk/clk-si5341.c
> index 57ae183..5d62ddb 100644
> --- a/drivers/clk/clk-si5341.c
> +++ b/drivers/clk/clk-si5341.c
> @@ -1468,7 +1468,7 @@ static ssize_t input_present_show(struct device *dev,
> if (res < 0)
> return res;
> res = !(status & SI5341_STATUS_LOSREF);
> - return snprintf(buf, PAGE_SIZE, "%d\n", res);
> + return sysfs_emit(buf, "%d\n", res);
> }
> static DEVICE_ATTR_RO(input_present);
>
> @@ -1483,7 +1483,7 @@ static ssize_t input_present_sticky_show(struct device *dev,
> if (res < 0)
> return res;
> res = !(status & SI5341_STATUS_LOSREF);
> - return snprintf(buf, PAGE_SIZE, "%d\n", res);
> + return sysfs_emit(buf, "%d\n", res);
> }
> static DEVICE_ATTR_RO(input_present_sticky);
>
> @@ -1498,7 +1498,7 @@ static ssize_t pll_locked_show(struct device *dev,
> if (res < 0)
> return res;
> res = !(status & SI5341_STATUS_LOL);
> - return snprintf(buf, PAGE_SIZE, "%d\n", res);
> + return sysfs_emit(buf, "%d\n", res);
> }
> static DEVICE_ATTR_RO(pll_locked);
>
> @@ -1513,7 +1513,7 @@ static ssize_t pll_locked_sticky_show(struct device *dev,
> if (res < 0)
> return res;
> res = !(status & SI5341_STATUS_LOL);
> - return snprintf(buf, PAGE_SIZE, "%d\n", res);
> + return sysfs_emit(buf, "%d\n", res);
> }
> static DEVICE_ATTR_RO(pll_locked_sticky);
>
> --
> 2.7.4
>

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