nb/intel/i945/raminit: Use 'size_t' for banksize[]

Change-Id: I4fb845bb4145d47aea39d7e5493d854d00e289aa
Signed-off-by: Elyes Haouas <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/68213
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
diff --git a/src/northbridge/intel/i945/raminit.h b/src/northbridge/intel/i945/raminit.h
index d69110e..efaedf4 100644
--- a/src/northbridge/intel/i945/raminit.h
+++ b/src/northbridge/intel/i945/raminit.h
@@ -49,7 +49,7 @@
 #define SYSINFO_DIMM_NOT_POPULATED	0x04
 
 	u8 banks[2 * DIMM_SOCKETS];
-	u8 banksize[2 * 2 * DIMM_SOCKETS];
+	size_t banksize[2 * 2 * DIMM_SOCKETS];
 	const u8 *spd_addresses;
 
 } __packed;