[dpdk-dev] [PATCH] bpf: delete meaningless code

Min Hu (Connor) humin29 at huawei.com
Wed Apr 21 13:35:25 CEST 2021


'rd->u.max = rd->u.max' is meaningless which should be deleted.

This patch fixed it.

Fixes: 8021917293d0 ("bpf: add extra validation for input BPF program")
Cc: stable at dpdk.org

Signed-off-by: Min Hu (Connor) <humin29 at huawei.com>
---
 lib/librte_bpf/bpf_validate.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/lib/librte_bpf/bpf_validate.c b/lib/librte_bpf/bpf_validate.c
index 9214f15..c5ad951 100644
--- a/lib/librte_bpf/bpf_validate.c
+++ b/lib/librte_bpf/bpf_validate.c
@@ -517,8 +517,6 @@ eval_divmod(uint32_t op, struct bpf_reg_val *rd, struct bpf_reg_val *rs,
 	} else {
 		if (op == BPF_MOD)
 			rd->u.max = RTE_MIN(rd->u.max, rs->u.max - 1);
-		else
-			rd->u.max = rd->u.max;
 		rd->u.min = 0;
 	}
 
-- 
2.7.4



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