1 files changed, 7 insertions, 4 deletions

diff --git a/fs/proc/base.c b/fs/proc/base.c
index 795319c54f72..b859fc749c07 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -683,8 +683,6 @@ static ssize_t oom_adjust_write(struct file *file, const char __user *buf,
         char buffer[PROC_NUMBUF], *end;
         int oom_adjust;
 
-        if (!capable(CAP_SYS_RESOURCE))
-                return -EPERM;
         memset(buffer, 0, sizeof(buffer));
         if (count > sizeof(buffer) - 1)
                 count = sizeof(buffer) - 1;
@@ -699,6 +697,10 @@ static ssize_t oom_adjust_write(struct file *file, const char __user *buf,
         task = get_proc_task(file->f_dentry->d_inode);
         if (!task)
                 return -ESRCH;
+        if (oom_adjust < task->oomkilladj && !capable(CAP_SYS_RESOURCE)) {
+                put_task_struct(task);
+                return -EACCES;
+        }
         task->oomkilladj = oom_adjust;
         put_task_struct(task);
         if (end - buffer == 0)
@@ -1883,8 +1885,9 @@ out:
         return;
 }
 
-struct dentry *proc_pid_instantiate(struct inode *dir,
-        struct dentry * dentry, struct task_struct *task, void *ptr)
+static struct dentry *proc_pid_instantiate(struct inode *dir,
+                                           struct dentry * dentry,
+                                           struct task_struct *task, void *ptr)
 {
         struct dentry *error = ERR_PTR(-ENOENT);
         struct inode *inode;