lib: Suppress comparison warnings in ovsdb libraries.

This patch fixes compiler warnings like the following:

./lib/ovsdb-types.h:171:5: error: comparison of unsigned expression
>= 0 is always true [-Werror=type-limits]

diff --git a/lib/ovsdb-parser.c b/lib/ovsdb-parser.c
index e1832a999fce0d77cecbcd6e9cf6234bbbd0b2f9..c46c237ebd20deec3769d2544794985cfc03e04b 100644 (file)
--- a/lib/ovsdb-parser.c
+++ b/lib/ovsdb-parser.c
@@ -80,7 +80,7 @@ ovsdb_parser_member(struct ovsdb_parser *parser, const char *name,
         return NULL;
     }
 
-    if ((value->type >= 0 && value->type < JSON_N_TYPES
+    if (((int) value->type >= 0 && value->type < JSON_N_TYPES
          && types & (1u << value->type))
         || (types & OP_ID && value->type == JSON_STRING
             && ovsdb_parser_is_id(value->u.string)))

diff --git a/lib/ovsdb-types.h b/lib/ovsdb-types.h
index e852391ccd44bc834d33f21673b3154303f05be5..a7b4e20846e4f407a28d8061c9969274698cde94 100644 (file)
--- a/lib/ovsdb-types.h
+++ b/lib/ovsdb-types.h
@@ -168,7 +168,7 @@ struct json *ovsdb_type_to_json(const struct ovsdb_type *);
 static inline bool
 ovsdb_atomic_type_is_valid(enum ovsdb_atomic_type atomic_type)
 {
-    return atomic_type >= 0 && atomic_type < OVSDB_N_TYPES;
+    return (int) atomic_type >= 0 && atomic_type < OVSDB_N_TYPES;
 }
 
 static inline bool