X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=fs%2Fioprio.c;h=ca77008146c02494018bf84c28b370f0e0a6b39a;hb=02829f73774fa1f6c0a28f4018caaa7c94399c4a;hp=97e1f088ba00b3b63f7f9ea594b756781fcf6596;hpb=c27510c031cae15f84b90f28d6dc02c314d84cf8;p=linux-2.6

diff --git a/fs/ioprio.c b/fs/ioprio.c
index 97e1f088ba..ca77008146 100644
--- a/fs/ioprio.c
+++ b/fs/ioprio.c
@@ -22,6 +22,8 @@
 #include <linux/kernel.h>
 #include <linux/ioprio.h>
 #include <linux/blkdev.h>
+#include <linux/capability.h>
+#include <linux/syscalls.h>
 
 static int set_task_ioprio(struct task_struct *task, int ioprio)
 {
@@ -62,6 +64,8 @@ asmlinkage long sys_ioprio_set(int which, int who, int ioprio)
 
 			break;
 		case IOPRIO_CLASS_IDLE:
+			if (!capable(CAP_SYS_ADMIN))
+				return -EPERM;
 			break;
 		default:
 			return -EINVAL;