Merge branch 'linus' into x86/urgent

Required to queue a dependent fix.

1 files changed, 3 insertions, 15 deletions

diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c
index a2c05d2476ac..8b4f0768efd6 100644
--- a/kernel/cgroup/cgroup-v1.c
+++ b/kernel/cgroup/cgroup-v1.c
@@ -195,9 +195,9 @@ struct cgroup_pidlist {
 static void *pidlist_allocate(int count)
 {
 	if (PIDLIST_TOO_LARGE(count))
-		return vmalloc(count * sizeof(pid_t));
+		return vmalloc(array_size(count, sizeof(pid_t)));
 	else
-		return kmalloc(count * sizeof(pid_t), GFP_KERNEL);
+		return kmalloc_array(count, sizeof(pid_t), GFP_KERNEL);
 }
 
 static void pidlist_free(void *p)
@@ -682,7 +682,7 @@ struct cftype cgroup1_base_files[] = {
 };
 
 /* Display information about each subsystem and each hierarchy */
-static int proc_cgroupstats_show(struct seq_file *m, void *v)
+int proc_cgroupstats_show(struct seq_file *m, void *v)
 {
 	struct cgroup_subsys *ss;
 	int i;
@@ -705,18 +705,6 @@ static int proc_cgroupstats_show(struct seq_file *m, void *v)
 	return 0;
 }
 
-static int cgroupstats_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, proc_cgroupstats_show, NULL);
-}
-
-const struct file_operations proc_cgroupstats_operations = {
-	.open = cgroupstats_open,
-	.read = seq_read,
-	.llseek = seq_lseek,
-	.release = single_release,
-};
-
 /**
  * cgroupstats_build - build and fill cgroupstats
  * @stats: cgroupstats to fill information into