test_rgw_admin_meta: fix warnings

test/test_rgw_admin_meta.cc: In member function 'int admin_meta::test_helper::extract_input(int, char**)':
warning: test/test_rgw_admin_meta.cc:126:24: comparison between signed and unsigned integer expressions [-Wsign-compare]
warning: test/test_rgw_admin_meta.cc:128:24: comparison between signed and unsigned integer expressions [-Wsign-compare]
warning: test/test_rgw_admin_meta.cc:130:24: comparison between signed and unsigned integer expressions [-Wsign-compare]
warning: test/test_rgw_admin_meta.cc:132:24: comparison between signed and unsigned integer expressions [-Wsign-compare]

on arm7l

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

diff --git a/src/test/test_rgw_admin_meta.cc b/src/test/test_rgw_admin_meta.cc
index f366c83c7824593a4a797e8748e71829b38a85e3..2882891e411b3398c6b64aabfef471e0a59bd3ee 100644 (file)
--- a/src/test/test_rgw_admin_meta.cc
+++ b/src/test/test_rgw_admin_meta.cc
@@ -118,7 +118,7 @@ class test_helper {
 
 int test_helper::extract_input(int argc, char *argv[]){
 #define ERR_CHECK_NEXT_PARAM(o) \
-  if((loop + 1) >= argc)return -1; \
+  if(((int)loop + 1) >= argc)return -1;                \
   else o = argv[loop+1];
 
   for(unsigned loop = 1;loop < (unsigned)argc; loop += 2){