devinfo: fix return value

devinfo on a non existing device prints:

no such device: blah
devinfo: Operation not permitted

The second message comes because devinfo returns -1 which is -EPERM.

Just return -ENODEV which will print:

devinfo: No such device

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 2 insertions, 5 deletions

diff --git a/commands/devinfo.c b/commands/devinfo.c
index e61aaa24e8..3c9d6a6b9d 100644
--- a/commands/devinfo.c
+++ b/commands/devinfo.c
@@ -68,11 +68,8 @@ static int do_devinfo(int argc, char *argv[])
 		}
 	} else {
 		dev = get_device_by_name(argv[1]);
-
-		if (!dev) {
-			printf("no such device: %s\n",argv[1]);
-			return -1;
-		}
+		if (!dev)
+			return -ENODEV;
 
 		if (dev->num_resources)
 			printf("Resources:\n");