diff options
| author |   Florin Coras <fcoras@cisco.com> | 2019-06-24 16:54:52 -0700 |
|---|---|---|
| committer |   Dave Wallace <dwallacelf@gmail.com> | 2019-06-25 14:29:22 +0000 |
| commit | 8eb3e07dea2c905ab46e0236bca9750224484ee8 (patch) | |
| tree | a6a66fb73b579b6ad5b8878c20bbfa7479b80d01 | |
| parent | e3b8682d3f180a89ef7c37a7387adbfa088013b9 (diff) | |
svm: make sure chunk search does not return tnil
Type:fix
Change-Id: I8405bf8d93b4468c54f4f3c5dcd21ef91a6b1048
Signed-off-by: Florin Coras <fcoras@cisco.com>
| -rw-r--r-- | src/svm/svm_fifo.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/svm/svm_fifo.c b/src/svm/svm_fifo.c index 87e019ab1f1..3d538293c70 100644 --- a/src/svm/svm_fifo.c +++ b/src/svm/svm_fifo.c @@ -496,6 +496,8 @@ svm_fifo_find_chunk (svm_fifo_t * f, u32 pos) if (pos < prev->key) { cur = rb_tree_predecessor (rt, prev); + if (rb_node_is_tnil (rt, cur)) + return 0; c = uword_to_pointer (cur->opaque, svm_fifo_chunk_t *); if (svm_fifo_chunk_includes_pos (c, pos)) return c; |