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zebra: avoid inactivating twice an interface

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This code is a sanity check to avoid double unlink of interface.

Signed-off-by: Philippe Guibert <philippe.guibert@6wind.com>
This commit is contained in:
Philippe Guibert 2018-05-04 13:49:56 +02:00
parent 393ec5424e
commit 7befff57df
1 changed files with 3 additions and 0 deletions
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3
zebra/interface.c
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@ -726,6 +726,9 @@ void if_delete_update(struct interface *ifp)
return; return;
} }
if (!CHECK_FLAG(ifp->status, ZEBRA_INTERFACE_ACTIVE))
return;
/* Mark interface as inactive */ /* Mark interface as inactive */
UNSET_FLAG(ifp->status, ZEBRA_INTERFACE_ACTIVE); UNSET_FLAG(ifp->status, ZEBRA_INTERFACE_ACTIVE);