Give suitable error for mdadm /dev/md0 --stop

Options like --stop must come before the device that is being
stopped.  If (in --misc mode) a  device does not have an option,
nothing will be done to it, which can be confusing.
So report an error in this case.

Signed-off-by: NeilBrown <neilb@suse.de>

1 files changed, 6 insertions, 0 deletions

diff --git a/mdadm.c b/mdadm.c
index 96d32b53..662822d1 100644
--- a/mdadm.c
+++ b/mdadm.c
@@ -253,6 +253,12 @@ int main(int argc, char *argv[])
 			exit(2);
 		} else if (!mode && newmode) {
 			mode = newmode;
+			if (mode == MISC && devs_found) {
+				fprintf(stderr, Name ": No action given for %s in --misc mode\n",
+					devlist->devname);
+				fprintf(stderr,"       Action options must come before device names\n");
+				exit(2);
+			}
 		} else {
 			/* special case of -c --help */
 			if ((opt == 'c' || opt == ConfigFile) &&