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authorLokesh Vutla <lokeshvutla@ti.com>2013-07-26 10:59:17 +0400
committerHerbert Xu <herbert@gondor.apana.org.au>2013-08-01 04:54:01 +0400
commit7a7e4b73b5e3244063c224c307b1b4b8a0110d6d (patch)
tree6cf5b570c06369e895d0682d24a6d821a62e830d
parent0de9c3876b36147e931f475ae435bab04398cd60 (diff)
downloadlinux-7a7e4b73b5e3244063c224c307b1b4b8a0110d6d.tar.xz
crypto: omap-sham - Convert to devm_kzalloc()
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>
-rw-r--r--drivers/crypto/omap-sham.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/crypto/omap-sham.c b/drivers/crypto/omap-sham.c
index b82b140e843a..ae1ca8b2dfb2 100644
--- a/drivers/crypto/omap-sham.c
+++ b/drivers/crypto/omap-sham.c
@@ -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;
}