[PATCH] crypto: nx: use of_property_read_u32()

From: Saurabh Sengar
Date: Mon Nov 23 2015 - 04:57:15 EST


use of_propert_read_u32() for reading int value,
it can help reducing number of variables used

Signed-off-by: Saurabh Sengar <saurabh.truth@xxxxxxxxx>
---
drivers/crypto/nx/nx-842-powernv.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/drivers/crypto/nx/nx-842-powernv.c b/drivers/crypto/nx/nx-842-powernv.c
index 9ef51fa..87f7a0f 100644
--- a/drivers/crypto/nx/nx-842-powernv.c
+++ b/drivers/crypto/nx/nx-842-powernv.c
@@ -525,7 +525,6 @@ static int nx842_powernv_decompress(const unsigned char *in, unsigned int inlen,
static int __init nx842_powernv_probe(struct device_node *dn)
{
struct nx842_coproc *coproc;
- struct property *ct_prop, *ci_prop;
unsigned int ct, ci;
int chip_id;

@@ -534,18 +533,16 @@ static int __init nx842_powernv_probe(struct device_node *dn)
pr_err("ibm,chip-id missing\n");
return -EINVAL;
}
- ct_prop = of_find_property(dn, "ibm,842-coprocessor-type", NULL);
- if (!ct_prop) {
+
+ if (of_property_read_u32(dn, "ibm,842-coprocessor-type", &ct)) {
pr_err("ibm,842-coprocessor-type missing\n");
return -EINVAL;
}
- ct = be32_to_cpu(*(unsigned int *)ct_prop->value);
- ci_prop = of_find_property(dn, "ibm,842-coprocessor-instance", NULL);
- if (!ci_prop) {
+
+ if (of_property_read_u32(dn, "ibm,842-coprocessor-instance", &ci)) {
pr_err("ibm,842-coprocessor-instance missing\n");
return -EINVAL;
}
- ci = be32_to_cpu(*(unsigned int *)ci_prop->value);

coproc = kmalloc(sizeof(*coproc), GFP_KERNEL);
if (!coproc)
--
1.9.1

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