X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_acl%2Facl_bld.c;h=4d8a62ffdd7d3e4d76eb1d9c14aa76cbf64faa5b;hb=cd40cd919540489e9da57863ac88136a89ac8759;hp=d89c66af2ee0e3182ce37f388e8974fb084ee298;hpb=4a6ce751ace3708ed33248582cf24f808933e957;p=dpdk.git

diff --git a/lib/librte_acl/acl_bld.c b/lib/librte_acl/acl_bld.c
index d89c66af2e..4d8a62ffdd 100644
--- a/lib/librte_acl/acl_bld.c
+++ b/lib/librte_acl/acl_bld.c
@@ -1262,19 +1262,9 @@ build_trie(struct acl_build_context *context, struct rte_acl_build_rule *head,
 				 * all higher bits.
 				 */
 				uint64_t mask;
-
-				if (fld->mask_range.u32 == 0) {
-					mask = 0;
-
-				/*
-				 * arithmetic right shift for the length of
-				 * the mask less the msb.
-				 */
-				} else {
-					mask = -1 <<
-						(rule->config->defs[n].size *
-						CHAR_BIT - fld->mask_range.u32);
-				}
+				mask = RTE_ACL_MASKLEN_TO_BITMASK(
+					fld->mask_range.u32,
+					rule->config->defs[n].size);
 
 				/* gen a mini-trie for this field */
 				merge = acl_gen_mask_trie(context,