diff options
| author |   Neale Ranns <nranns@cisco.com> | 2019-02-14 14:58:40 +0000 |
|---|---|---|
| committer | Neale Ranns <nranns@cisco.com> | 2019-02-20 08:53:15 +0000 |
| commit | 4c696abc8cf185ef18ed2baeb06304affee5ab39 (patch) | |
| tree | 91e1ed3a8af53ccfdc8c37124074011778a89356 | |
| parent | c01d7488f2b8ddf847e44c9b957df2de1f0c968d (diff) | |
FIB: pass a copy the walk context
since it can realloc when new ctx are added. If
not we can get some nasty memory corruption.
Change-Id: I617709c3013acbcb8aee07dc147894f0de896555
Signed-off-by: Neale Ranns <nranns@cisco.com>
(cherry picked from commit 58085f2f6757e464196b283cc8335ab5cf34a012)
| -rw-r--r-- | src/vnet/fib/fib_walk.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/vnet/fib/fib_walk.c b/src/vnet/fib/fib_walk.c index 64c2527b7b6..a2674562b3b 100644 --- a/src/vnet/fib/fib_walk.c +++ b/src/vnet/fib/fib_walk.c @@ -363,7 +363,9 @@ fib_walk_advance (fib_node_index_t fwi) while (ii < n_ctxs) { - wrc = fib_node_back_walk_one(&sibling, &fwalk->fw_ctx[ii]); + fib_node_back_walk_ctx_t ctx = fwalk->fw_ctx[ii]; + + wrc = fib_node_back_walk_one(&sibling, &ctx); ii++; fwalk = fib_walk_get(fwi); |