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of: use kbasename instead of open coding 

Several places in DT code open code the equivalent of kbasename.
Replace them.

The behavior for root nodes in node_name_cmp will be slightly different.
Instead of comparing "/", "" will be compared. The comparison will be
the same.

Reviewed-by: Andy Shevchenko <andy.shevhchenko@gmail.com>
Signed-off-by: Rob Herring <robh@kernel.org>
zero-colors
Rob Herring 2017-06-01 18:00:00 -05:00
parent 8ee8a0e795
commit 95e6b1fa33
3 changed files with 4 additions and 7 deletions
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5
drivers/of/base.c
View File

@ -773,10 +773,7 @@ static struct device_node *__of_find_node_by_path(struct device_node *parent,
return NULL;
__for_each_child_of_node(parent, child) {
const char *name = strrchr(child->full_name, '/');
if (WARN(!name, "malformed device_node %s\n", child->full_name))
continue;
name++;
const char *name = kbasename(child->full_name);
if (strncmp(path, name, len) == 0 && (strlen(name) == len))
return child;
}

2
drivers/of/platform.c
View File

@ -99,7 +99,7 @@ static void of_device_make_bus_id(struct device *dev)
/* format arguments only used if dev_name() resolves to NULL */
dev_set_name(dev, dev_name(dev) ? "%s:%s" : "%s",
strrchr(node->full_name, '/') + 1, dev_name(dev));
kbasename(node->full_name), dev_name(dev));
node = node->parent;
}
}

4
drivers/of/resolver.c
View File

@ -165,8 +165,8 @@ err_fail:
static int node_name_cmp(const struct device_node *dn1,
const struct device_node *dn2)
{
const char *n1 = strrchr(dn1->full_name, '/') ? : "/";
const char *n2 = strrchr(dn2->full_name, '/') ? : "/";
const char *n1 = kbasename(dn1->full_name);
const char *n2 = kbasename(dn2->full_name);
return of_node_cmp(n1, n2);
}