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pinctrl: sh-pfc: checker: Improve pin group checks

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Improve the checks for pin group descriptors:
  1. Introduce a local variable for the current group, to make the
     checks easier to read,
  2. Pin group names must be unique.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Link: https://lore.kernel.org/r/20200110131927.1029-9-geert+renesas@glider.be
This commit is contained in:
Geert Uytterhoeven 2020-01-10 14:19:22 +01:00
parent a95b077db4
commit 40c8e4aad4
1 changed files with 10 additions and 3 deletions
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13
drivers/pinctrl/sh-pfc/core.c
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@ -916,15 +916,22 @@ static void __init sh_pfc_check_info(const struct sh_pfc_soc_info *info)
}
for (i = 0; i < info->nr_groups; i++) {
if (!info->groups[i].name) {
const struct sh_pfc_pin_group *group = &info->groups[i];
if (!group->name) {
sh_pfc_err("empty group %u\n", i);
continue;
}
for (j = 0; j < i; j++) {
if (same_name(group->name, info->groups[j].name))
sh_pfc_err("group %s: name conflict\n",
group->name);
}
if (!refcnts[i])
sh_pfc_err("orphan group %s\n", info->groups[i].name);
sh_pfc_err("orphan group %s\n", group->name);
else if (refcnts[i] > 1)
sh_pfc_warn("group %s referenced by %u functions\n",
info->groups[i].name, refcnts[i]);
group->name, refcnts[i]);
}
kfree(refcnts);