term/ieee1275/serial: Cast 0 to proper type

Cast 0 to proper type grub_ieee1275_ihandle_t. This type is
used for struct grub_serial_port's handle that assigns or
compares with IEEE1275_IHANDLE_INVALID.

Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>

diff --git a/grub-core/term/ieee1275/serial.c b/grub-core/term/ieee1275/serial.c
index 0e4cac4c40f1331d9b5935c5bfd5e2430c3aa180..9bc44b306349681003c282c10e9787066ff06986 100644 (file)
--- a/grub-core/term/ieee1275/serial.c
+++ b/grub-core/term/ieee1275/serial.c
@@ -25,7 +25,7 @@
 #include <grub/i18n.h>
 #include <grub/ieee1275/console.h>
 
-#define IEEE1275_IHANDLE_INVALID  ((grub_ieee1275_cell_t) 0)
+#define IEEE1275_IHANDLE_INVALID  ((grub_ieee1275_ihandle_t) 0)
 
 struct ofserial_hash_ent
 {