cmd: wrong printf() code in do_test_stackprot_fail()

strlen() returns size_t. So we should use %zu to print it.
This avoids incorrect output on 32bit systems.

Fixes: 2fc62f299174 ("stackprot: Make our test a bit more complex")
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>

diff --git a/cmd/stackprot_test.c b/cmd/stackprot_test.c
index 1e26193..f347028 100644 (file)
--- a/cmd/stackprot_test.c
+++ b/cmd/stackprot_test.c
@@ -17,7 +17,8 @@ static int do_test_stackprot_fail(struct cmd_tbl *cmdtp, int flag, int argc,
 
        memset(a, 0xa5, 512);
 
-       printf("We have smashed our stack as this should not exceed 128: sizeof(a) = %ld\n", strlen(a));
+       printf("We have smashed our stack as this should not exceed 128: sizeof(a) = %zd\n",
+              strlen(a));
 
        return 0;
 }