1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/serial/pmac_zilog.c b/drivers/serial/pmac_zilog.c
index cd92a3966b0c..0fa9f6761763 100644
--- a/drivers/serial/pmac_zilog.c
+++ b/drivers/serial/pmac_zilog.c
@@ -1450,7 +1450,7 @@ no_dma:
         /*
          * Detect port type
          */
-        if (device_is_compatible(np, "cobalt"))
+        if (of_device_is_compatible(np, "cobalt"))
                 uap->flags |= PMACZILOG_FLAG_IS_INTMODEM;
         conn = of_get_property(np, "AAPL,connector", &len);
         if (conn && (strcmp(conn, "infrared") == 0))