SYSFS: Explicitly include required header file slab.h.

After an experimental deletion of the unnecessary inclusion of
<linux/slab.h> from the header file <linux/percpu.h>, the following
files under fs/sysfs were exposed as needing to explicitly include
<linux/slab.h>.

Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 1 insertions, 0 deletions

diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c
index 4948d9bc405d..a1c3a1fab7f0 100644
--- a/fs/sysfs/dir.c
+++ b/fs/sysfs/dir.c
@@ -20,6 +20,7 @@
 #include <linux/idr.h>
 #include <linux/completion.h>
 #include <linux/mutex.h>
+#include <linux/slab.h>
 #include "sysfs.h"
 
 DEFINE_MUTEX(sysfs_mutex);