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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>
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@ -334,12 +334,12 @@ static int imx_ldb_get_clk(struct imx_ldb *ldb, int chno)
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{
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char clkname[16];
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sprintf(clkname, "di%d", chno);
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snprintf(clkname, sizeof(clkname), "di%d", chno);
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ldb->clk[chno] = devm_clk_get(ldb->dev, clkname);
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if (IS_ERR(ldb->clk[chno]))
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return PTR_ERR(ldb->clk[chno]);
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sprintf(clkname, "di%d_pll", chno);
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snprintf(clkname, sizeof(clkname), "di%d_pll", chno);
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ldb->clk_pll[chno] = devm_clk_get(ldb->dev, clkname);
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return PTR_ERR_OR_ZERO(ldb->clk_pll[chno]);
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