1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/libata.h b/include/linux/libata.h
index 2e098f940ce..ce7603a7315 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -1197,7 +1197,7 @@ static inline struct ata_link *ata_port_next_link(struct ata_link *link)
                 return ap->pmp_link;
         }
 
-        if (++link - ap->pmp_link < ap->nr_pmp_links)
+        if (++link < ap->nr_pmp_links + ap->pmp_link)
                 return link;
         return NULL;
 }