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-rw-r--r--fs/sysfs/dir.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c
index 2b67bda2021b..3a36a48a4b3f 100644
--- a/fs/sysfs/dir.c
+++ b/fs/sysfs/dir.c
@@ -10,6 +10,7 @@
* Please see Documentation/filesystems/sysfs.txt for more information.
*/
+#define pr_fmt(fmt) "sysfs: " fmt
#undef DEBUG
#include <linux/fs.h>
@@ -27,8 +28,8 @@ void sysfs_warn_dup(struct kernfs_node *parent, const char *name)
if (buf)
kernfs_path(parent, buf, PATH_MAX);
- WARN(1, KERN_WARNING "sysfs: cannot create duplicate filename '%s/%s'\n",
- buf, name);
+ pr_warn("cannot create duplicate filename '%s/%s'\n", buf, name);
+ dump_stack();
kfree(buf);
}