summaryrefslogtreecommitdiff
path: root/drivers/base/regmap/regmap-debugfs.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/base/regmap/regmap-debugfs.c')
-rw-r--r--drivers/base/regmap/regmap-debugfs.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/base/regmap/regmap-debugfs.c b/drivers/base/regmap/regmap-debugfs.c
index 8dfac7f3ed7a..bf03cd343be2 100644
--- a/drivers/base/regmap/regmap-debugfs.c
+++ b/drivers/base/regmap/regmap-debugfs.c
@@ -582,18 +582,25 @@ void regmap_debugfs_init(struct regmap *map)
devname = dev_name(map->dev);
if (name) {
- map->debugfs_name = kasprintf(GFP_KERNEL, "%s-%s",
+ if (!map->debugfs_name) {
+ map->debugfs_name = kasprintf(GFP_KERNEL, "%s-%s",
devname, name);
+ if (!map->debugfs_name)
+ return;
+ }
name = map->debugfs_name;
} else {
name = devname;
}
if (!strcmp(name, "dummy")) {
- kfree(map->debugfs_name);
+ if (!map->debugfs_name)
+ kfree(map->debugfs_name);
map->debugfs_name = kasprintf(GFP_KERNEL, "dummy%d",
dummy_index);
+ if (!map->debugfs_name)
+ return;
name = map->debugfs_name;
dummy_index++;
}