[592/622] lnet: peer lookup handle shutdown
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Message ID 1582838290-17243-593-git-send-email-jsimmons@infradead.org
State New
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Series
  • lustre: sync closely to 2.13.52
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Commit Message

James Simmons Feb. 27, 2020, 9:17 p.m. UTC
From: Amir Shehata <ashehata@whamcloud.com>

When LNet is shutting down, looking up peer_nis shouldn't assert
but return NULL. Callers handle NULL return

WC-bug-id: https://jira.whamcloud.com/browse/LU-13049
Lustre-commit: f46b22aa6a28 ("LU-13049 lnet: peer lookup handle shutdown")
Signed-off-by: Amir Shehata <ashehata@whamcloud.com>
Reviewed-on: https://review.whamcloud.com/36925
Reviewed-by: Serguei Smirnov <ssmirnov@whamcloud.com>
Reviewed-by: Neil Brown <neilb@suse.de>
Reviewed-by: Oleg Drokin <green@whamcloud.com>
Signed-off-by: James Simmons <jsimmons@infradead.org>
---
 net/lnet/lnet/peer.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Patch
diff mbox series

diff --git a/net/lnet/lnet/peer.c b/net/lnet/lnet/peer.c
index b168c97..f987fff 100644
--- a/net/lnet/lnet/peer.c
+++ b/net/lnet/lnet/peer.c
@@ -647,7 +647,8 @@  void lnet_peer_uninit(void)
 	struct list_head *peers;
 	struct lnet_peer_ni *lp;
 
-	LASSERT(the_lnet.ln_state == LNET_STATE_RUNNING);
+	if (the_lnet.ln_state != LNET_STATE_RUNNING)
+		return NULL;
 
 	peers = &ptable->pt_hash[lnet_nid2peerhash(nid)];
 	list_for_each_entry(lp, peers, lpni_hashlist) {