bus: arm-ccn: Simplify code

Use 'devm_kasprintf()' to simplify the code.

Signed-off-by: Christophe JAILLET <[email protected]>
Acked-by: Scott Branden <[email protected]>
Signed-off-by: Pawel Moll <[email protected]>
This commit is contained in:
Christophe JAILLET 2017-08-27 11:07:06 +01:00 • committed by Pawel Moll
commit 0f9afd36ba

View file

@ -1268,14 +1268,12 @@ static int arm_ccn_pmu_init(struct arm_ccn *ccn)
if (ccn->dt.id == 0) {
name = "ccn";
} else {
int len = snprintf(NULL, 0, "ccn_%d", ccn->dt.id);
name = devm_kzalloc(ccn->dev, len + 1, GFP_KERNEL);
name = devm_kasprintf(ccn->dev, GFP_KERNEL, "ccn_%d",
ccn->dt.id);
if (!name) {
err = -ENOMEM;
goto error_choose_name;
}
snprintf(name, len + 1, "ccn_%d", ccn->dt.id);
}
/* Perf driver registration */