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crypto: omap-sham - Convert to devm_kzalloc()

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Use devm_kzalloc() to make cleanup paths simpler.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Lokesh Vutla 2013-07-26 12:29:17 +05:30 committed by Herbert Xu
parent 0de9c3876b
commit 7a7e4b73b5
1 changed files with 5 additions and 10 deletions
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15
drivers/crypto/omap-sham.c
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@ -1870,7 +1870,7 @@ static int omap_sham_probe(struct platform_device *pdev)
int err, i, j;
u32 rev;
dd = kzalloc(sizeof(struct omap_sham_dev), GFP_KERNEL);
dd = devm_kzalloc(dev, sizeof(struct omap_sham_dev), GFP_KERNEL);
if (dd == NULL) {
dev_err(dev, "unable to alloc data struct.\n");
err = -ENOMEM;
@ -1887,12 +1887,12 @@ static int omap_sham_probe(struct platform_device *pdev)
err = (dev->of_node) ? omap_sham_get_res_of(dd, dev, &res) :
omap_sham_get_res_pdev(dd, pdev, &res);
if (err)
goto res_err;
goto data_err;
dd->io_base = devm_ioremap_resource(dev, &res);
if (IS_ERR(dd->io_base)) {
err = PTR_ERR(dd->io_base);
goto res_err;
goto data_err;
}
dd->phys_base = res.start;
@ -1901,7 +1901,7 @@ static int omap_sham_probe(struct platform_device *pdev)
if (err) {
dev_err(dev, "unable to request irq %d, err = %d\n",
dd->irq, err);
goto res_err;
goto data_err;
}
dma_cap_zero(mask);
@ -1913,7 +1913,7 @@ static int omap_sham_probe(struct platform_device *pdev)
dev_err(dev, "unable to obtain RX DMA engine channel %u\n",
dd->dma);
err = -ENXIO;
goto res_err;
goto data_err;
}
dd->flags |= dd->pdata->flags;
@ -1951,9 +1951,6 @@ err_algs:
&dd->pdata->algs_info[i].algs_list[j]);
pm_runtime_disable(dev);
dma_release_channel(dd->dma_lch);
res_err:
kfree(dd);
dd = NULL;
data_err:
dev_err(dev, "initialization failed.\n");
@ -1978,8 +1975,6 @@ static int omap_sham_remove(struct platform_device *pdev)
tasklet_kill(&dd->done_task);
pm_runtime_disable(&pdev->dev);
dma_release_channel(dd->dma_lch);
kfree(dd);
dd = NULL;
return 0;
}