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authorZhidao HONG <z.hong@f5.com>2021-08-02 12:30:38 +0800
committerZhidao HONG <z.hong@f5.com>2021-08-02 12:30:38 +0800
commitd16cf0416784db82147ee5aaad1054840d028e7d (patch)
tree1f4e96cbd7aa4c3623629d4fce9f5aa3eb57d507 /src/nxt_upstream.c
parentdb03dfad6745a7d87d784ac51ed2d52e1c50a557 (diff)
downloadunit-d16cf0416784db82147ee5aaad1054840d028e7d.tar.gz
unit-d16cf0416784db82147ee5aaad1054840d028e7d.tar.bz2
Router: fixed segmentation fault.
In the case that routes or upstreams is empty and the pass option is a variable. If the resolved pass is routes or upstreams, a segment error occurred.
Diffstat (limited to 'src/nxt_upstream.c')
-rw-r--r--src/nxt_upstream.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/nxt_upstream.c b/src/nxt_upstream.c
index 9f81b286..de9b1d49 100644
--- a/src/nxt_upstream.c
+++ b/src/nxt_upstream.c
@@ -78,6 +78,10 @@ nxt_upstream_find(nxt_upstreams_t *upstreams, nxt_str_t *name,
uint32_t i, n;
nxt_upstream_t *upstream;
+ if (upstreams == NULL) {
+ return NXT_DECLINED;
+ }
+
upstream = &upstreams->upstream[0];
n = upstreams->items;