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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2018-08-17 15:44:17 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-08-17 16:20:27 -0700
commit82f7c5103dcdd714486a64cfc5783cc4608d124c (patch)
tree654a705b9389e0cf50dbe554e6e75e119fe92628 /arch
parentab62ef82ea49b8814f4b0e2fe61426acda793fb9 (diff)
sh: make use of for_each_node_by_type()
Instead of open-coding the loop, let's use canned macro. Also make sure we are not leaking "cpus" node reference. Link: http://lkml.kernel.org/r/20180624224252.GA220395@dtor-ws Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Cc: Rich Felker <dalias@libc.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/sh/boards/of-generic.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/sh/boards/of-generic.c b/arch/sh/boards/of-generic.c
index 46b2481eec90..26789ad28193 100644
--- a/arch/sh/boards/of-generic.c
+++ b/arch/sh/boards/of-generic.c
@@ -56,15 +56,15 @@ const struct of_cpu_method __cpu_method_of_table_sentinel
static void sh_of_smp_probe(void)
{
- struct device_node *np = 0;
- const char *method = 0;
+ struct device_node *np;
+ const char *method = NULL;
const struct of_cpu_method *m = __cpu_method_of_table;
pr_info("SH generic board support: scanning for cpus\n");
init_cpu_possible(cpumask_of(0));
- while ((np = of_find_node_by_type(np, "cpu"))) {
+ for_each_node_by_type(np, "cpu") {
const __be32 *cell = of_get_property(np, "reg", NULL);
u64 id = -1;
if (cell) id = of_read_number(cell, of_n_addr_cells(np));
@@ -80,6 +80,7 @@ static void sh_of_smp_probe(void)
if (!method) {
np = of_find_node_by_name(NULL, "cpus");
of_property_read_string(np, "enable-method", &method);
+ of_node_put(np);
}
pr_info("CPU enable method: %s\n", method);