The warning was:
m_simple.c: In function ‘parse_simple’:
m_simple.c:142:4: warning: format ‘%ld’ expects argument of type ‘long int’, 
but argument 3 has type ‘size_t’ [-Wformat]

Useful to be able to compile with -Werror.

Signed-off-by: Nicolas Dichtel <nicolas.dich...@6wind.com>
---

v2: use %zu instead of casting to a long

 tc/m_simple.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tc/m_simple.c b/tc/m_simple.c
index 866552f559b3..1ad55268729c 100644
--- a/tc/m_simple.c
+++ b/tc/m_simple.c
@@ -138,7 +138,7 @@ parse_simple(struct action_util *a, int *argc_p, char 
***argv_p, int tca_id,
        }
 
        if (strlen(simpdata) > (SIMP_MAX_DATA - 1)) {
-               fprintf(stderr, "simple: Illegal string len %ld <%s> \n",
+               fprintf(stderr, "simple: Illegal string len %zu <%s> \n",
                        strlen(simpdata), simpdata);
                return -1;
        }
-- 
2.2.2

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