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imx-drm: imx-ldb: Use snprintf() 

Use snprintf() in order to fix the following static checker warning:

drivers/staging/imx-drm/imx-ldb.c:340 imx_ldb_get_clk() error: format string overflow. buf_size: 16 length: 18
probably 18 is theory and not real life, but 16 is based on
theory as well.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Fabio Estevam 2014-02-28 11:39:42 -03:00 committed by Greg Kroah-Hartman
parent b6d8115e4e
commit 98dd3b2a3a
1 changed files with 2 additions and 2 deletions
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4
drivers/staging/imx-drm/imx-ldb.c
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@ -334,12 +334,12 @@ static int imx_ldb_get_clk(struct imx_ldb *ldb, int chno)
{
char clkname[16];
sprintf(clkname, "di%d", chno);
snprintf(clkname, sizeof(clkname), "di%d", chno);
ldb->clk[chno] = devm_clk_get(ldb->dev, clkname);
if (IS_ERR(ldb->clk[chno]))
return PTR_ERR(ldb->clk[chno]);
sprintf(clkname, "di%d_pll", chno);
snprintf(clkname, sizeof(clkname), "di%d_pll", chno);
ldb->clk_pll[chno] = devm_clk_get(ldb->dev, clkname);
return PTR_ERR_OR_ZERO(ldb->clk_pll[chno]);