X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=fs%2Fioprio.c;h=d1c1f2b2c9da9796affc6be18b8793489b9f2873;hb=29d8699ebb1e8948a612306c69e6d9c4ef23342f;hp=97e1f088ba00b3b63f7f9ea594b756781fcf6596;hpb=c514720716c7b109ff980f8b3cb93f9af872c91c;p=firefly-linux-kernel-4.4.55.git

diff --git a/fs/ioprio.c b/fs/ioprio.c
index 97e1f088ba00..d1c1f2b2c9da 100644
--- a/fs/ioprio.c
+++ b/fs/ioprio.c
@@ -62,6 +62,8 @@ 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;