ext4: Use inttypes for printf() string

On 64-bit platforms (like sandbox) 64-bit integers may be 'long' rather
than 'long long'. Use the inttypes header to avoid compiler warnings.

Signed-off-by: Simon Glass <sjg@chromium.org>

fs/ext4/ext4_common.c

@@ -22,6 +22,7 @@
 #include <common.h>
 #include <ext_common.h>
 #include <ext4fs.h>
+#include <inttypes.h>
 #include <malloc.h>
 #include <stddef.h>
 #include <linux/stat.h>
@@ -73,7 +74,7 @@ void put_ext4(uint64_t off, void *buf, uint32_t size)
 	if ((startblock + (size >> log2blksz)) >
 	    (part_offset + fs->total_sect)) {
 		printf("part_offset is " LBAFU "\n", part_offset);
-		printf("total_sector is %llu\n", fs->total_sect);
+		printf("total_sector is %" PRIu64 "\n", fs->total_sect);
 		printf("error: overflow occurs\n");
 		return;
 	}