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Commit f4d562c6 authored by Mark Brown's avatar Mark Brown
Browse files

regulator: Clean up debugfs error handling a bit 



Use IS_ERR_OR_NULL() rather than open coding it and ignore errors from
failure to create the supply map.

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent b29c7690

drivers/regulator/core.c

+4 −5
Original line number Diff line number Diff line
@@ -2712,7 +2712,7 @@ static void rdev_init_debugfs(struct regulator_dev *rdev) 
{

#ifdef CONFIG_DEBUG_FS

	rdev->debugfs = debugfs_create_dir(rdev_get_name(rdev), debugfs_root);

	if (IS_ERR(rdev->debugfs) || !rdev->debugfs) {

	if (IS_ERR_OR_NULL(rdev->debugfs)) {

		rdev_warn(rdev, "Failed to create debugfs directory\n");

		rdev->debugfs = NULL;

		return;
@@ -3127,14 +3127,13 @@ static int __init regulator_init(void) 


#ifdef CONFIG_DEBUG_FS

	debugfs_root = debugfs_create_dir("regulator", NULL);

	if (IS_ERR(debugfs_root) || !debugfs_root) {

	if (IS_ERR_OR_NULL(debugfs_root)) {

		pr_warn("regulator: Failed to create debugfs directory\n");

		debugfs_root = NULL;

	}



	if (IS_ERR(debugfs_create_file("supply_map", 0444, debugfs_root,

				       NULL, &supply_map_fops)))

		pr_warn("regulator: Failed to create supplies debugfs\n");

	debugfs_create_file("supply_map", 0444, debugfs_root, NULL,

			    &supply_map_fops);

#endif



	regulator_dummy_init();