multipathd: try SCSI persistent reservations for SCSI only

This avoids error messages when PERSISTENT RESERVE IN ioctls
are tried on non-SCSI devices.

Signed-off-by: Martin Wilck <mwilck@suse.com>

diff --git a/multipathd/main.c b/multipathd/main.c
index bc95c65..ba796ab 100644 (file)
--- a/multipathd/main.c
+++ b/multipathd/main.c
@@ -3130,6 +3130,9 @@ int mpath_pr_event_handle(struct path *pp)
        pthread_attr_t attr;
        struct multipath * mpp;
 
+       if (pp->bus != SYSFS_BUS_SCSI)
+               return 0;
+
        mpp = pp->mpp;
 
        if (!get_be64(mpp->reservation_key))