diff options
| author |   Neale Ranns <nranns@cisco.com> | 2019-11-06 11:17:54 +0000 |
|---|---|---|
| committer |   Andrew Yourtchenko <ayourtch@gmail.com> | 2019-11-18 13:45:06 +0000 |
| commit | aa35702743f147aef85cf70960be253a410e9cb1 (patch) | |
| tree | 45820587b0a8d20be7df94873ce28919490de638 /src/vnet/fib/fib_attached_export.c | |
| parent | 9a28d175d429473f87c31e62073596237e6be6fb (diff) | |
fib: Copy the prefix before use in case the underlying entry reallocs.
Type: fix
all other uses of the fib_entry_get_preifx in the code base don't pass
the prefix into recursive functions.
Change-Id: Ic1c56acd406a733b215ee2fd98b6bed58b490a4f
Signed-off-by: Neale Ranns <nranns@cisco.com>
(cherry picked from commit 320dfcf2aa8f4617b51a2bb15f3d0f93ee62d4dc)
Diffstat (limited to 'src/vnet/fib/fib_attached_export.c')
| -rw-r--r-- | src/vnet/fib/fib_attached_export.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/src/vnet/fib/fib_attached_export.c b/src/vnet/fib/fib_attached_export.c index a0f4e4e8bc2..3c9c2bffee6 100644 --- a/src/vnet/fib/fib_attached_export.c +++ b/src/vnet/fib/fib_attached_export.c @@ -152,7 +152,7 @@ fib_entry_import_add (fib_ae_import_t *import, fib_node_index_t entry_index) { fib_node_index_t *existing; - const fib_prefix_t *prefix; + fib_prefix_t prefix; /* * ensure we only add the exported entry once, since @@ -168,15 +168,15 @@ fib_entry_import_add (fib_ae_import_t *import, /* * this is the first time this export entry has been imported - * Add it to the import FIB and to the list of importeds + * Add it to the import FIB and to the list of importeds. + * make a copy of the prefix in case the underlying entry reallocs. */ - prefix = fib_entry_get_prefix(entry_index); + fib_prefix_copy(&prefix, fib_entry_get_prefix(entry_index)); /* * don't import entries that have the same prefix the import entry */ - if (0 != fib_prefix_cmp(prefix, - &import->faei_prefix)) + if (0 != fib_prefix_cmp(&prefix, &import->faei_prefix)) { const dpo_id_t *dpo; @@ -185,7 +185,7 @@ fib_entry_import_add (fib_ae_import_t *import, if (dpo_id_is_valid(dpo) && !dpo_is_drop(dpo)) { fib_table_entry_special_dpo_add(import->faei_import_fib, - prefix, + &prefix, FIB_SOURCE_AE, (fib_entry_get_flags(entry_index) | FIB_ENTRY_FLAG_EXCLUSIVE), |