Fix some more printf() format issues.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/common/env_onenand.c b/common/env_onenand.c
index ac8a8c1..ad5b1d7 100644
--- a/common/env_onenand.c
+++ b/common/env_onenand.c
@@ -103,7 +103,7 @@
 	instr.addr = env_addr;
 	instr.addr -= (unsigned long)onenand_chip.base;
 	if (onenand_erase(&onenand_mtd, &instr)) {
-		printf("OneNAND: erase failed at 0x%08x\n", env_addr);
+		printf("OneNAND: erase failed at 0x%08lx\n", env_addr);
 		return 1;
 	}