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From: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
To: dev@dpdk.org
Cc: stable@dpdk.org
Subject: [PATCH] fib: fix adding a default route
Date: Fri, 30 Jun 2023 17:10:35 +0000	[thread overview]
Message-ID: <20230630171035.32984-1-vladimir.medvedkin@intel.com> (raw)

Fixed an issue that occurs when
adding a default route as the first route.

Bugzilla ID: 1160
Fixes: 7dc7868b200d ("fib: add DIR24-8 dataplane algorithm")
Cc: stable@dpdk.org

Signed-off-by: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
---
 lib/fib/dir24_8.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/fib/dir24_8.c b/lib/fib/dir24_8.c
index a8ba4f64ca..e77575d62c 100644
--- a/lib/fib/dir24_8.c
+++ b/lib/fib/dir24_8.c
@@ -390,7 +390,7 @@ modify_fib(struct dir24_8_tbl *dp, struct rte_rib *rib, uint32_t ip,
 				(uint32_t)(1ULL << (32 - tmp_depth));
 		} else {
 			redge = ip + (uint32_t)(1ULL << (32 - depth));
-			if (ledge == redge)
+			if ((ledge == redge) && (ledge != 0))
 				break;
 			ret = install_to_fib(dp, ledge, redge,
 				next_hop);
-- 
2.25.1


             reply	other threads:[~2023-06-30 17:10 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-30 17:10 Vladimir Medvedkin [this message]
2023-06-30 17:47 ` [PATCH] fib: fix adding a default route Stephen Hemminger
2023-07-03 15:43 ` Vladimir Medvedkin
2023-07-06 14:01   ` Thomas Monjalon

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