path: root/src/expr.c
diff options
authorPatrick McHardy <>2016-04-26 14:16:58 +0100
committerPablo Neira Ayuso <>2016-05-09 22:57:10 +0200
commit600890067c40e1846398db373b9c38b6fe9a16a6 (patch)
treea2419ba0f0a817937bce9ca0f048ec43d24e5b42 /src/expr.c
parent813da08a8bd9d320d6a6a52b3cacc87b8d0ed1f9 (diff)
libnftnl: constify object arguments to various functions
flow table support needs constant object arguments to printing functions to avoid ugly casts. While at it, also constify object arguments to message construction, destructor and a few helper functions. Signed-off-by: Patrick McHardy <> Signed-off-by: Pablo Neira Ayuso <>
Diffstat (limited to 'src/expr.c')
1 files changed, 3 insertions, 3 deletions
diff --git a/src/expr.c b/src/expr.c
index 16d40d6..ed07dc4 100644
--- a/src/expr.c
+++ b/src/expr.c
@@ -45,7 +45,7 @@ struct nftnl_expr *nftnl_expr_alloc(const char *name)
EXPORT_SYMBOL_ALIAS(nftnl_expr_alloc, nft_rule_expr_alloc);
-void nftnl_expr_free(struct nftnl_expr *expr)
+void nftnl_expr_free(const struct nftnl_expr *expr)
if (expr->ops->free)
@@ -262,8 +262,8 @@ err1:
return NULL;
-int nftnl_expr_snprintf(char *buf, size_t size, struct nftnl_expr *expr,
- uint32_t type, uint32_t flags)
+int nftnl_expr_snprintf(char *buf, size_t size, const struct nftnl_expr *expr,
+ uint32_t type, uint32_t flags)
int ret;
unsigned int offset = 0, len = size;