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crypto: mxs-dcp: Check the return value of stmp_reset_block()

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stmp_reset_block() may fail, so check its return value and propagate it in the
case of error.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Marek Vasut <marex@denx.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Fabio Estevam 2014-01-28 22:36:12 -02:00 committed by Herbert Xu
parent e921f03075
commit fecfd7f7e9
1 changed files with 3 additions and 1 deletions
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4
drivers/crypto/mxs-dcp.c
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@ -949,7 +949,9 @@ static int mxs_dcp_probe(struct platform_device *pdev)
}
/* Restart the DCP block. */
stmp_reset_block(sdcp->base);
ret = stmp_reset_block(sdcp->base);
if (ret)
goto err_mutex;
/* Initialize control register. */
writel(MXS_DCP_CTRL_GATHER_RESIDUAL_WRITES |