rgw_rest: fix printf format specifier

32-bit

Signed-off-by: Sage Weil <sage.weil@dreamhost.com>

diff --git a/src/rgw/rgw_rest.cc b/src/rgw/rgw_rest.cc
index 10d4b9fa5caf957f4a237c0c2e72039e16c68183..de6cdd4fb178ce1e032e3bcd4177dc59fbf345d1 100644 (file)
--- a/src/rgw/rgw_rest.cc
+++ b/src/rgw/rgw_rest.cc
@@ -85,7 +85,7 @@ void close_section(struct req_state *s, const char *name)
 static void dump_content_length(struct req_state *s, size_t len)
 {
   char buf[16];
-  snprintf(buf, sizeof(buf), "%lu", len);
+  snprintf(buf, sizeof(buf), "%lu", (unsigned long)len);
   CGI_PRINTF(s->fcgx->out, "Content-Length: %s\n", buf);
   CGI_PRINTF(s->fcgx->out, "Accept-Ranges: %s\n", "bytes");
 }