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-rw-r--r--src/core/ngx_buf.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/src/core/ngx_buf.c b/src/core/ngx_buf.c
index 2f2c43721..53cd50cea 100644
--- a/src/core/ngx_buf.c
+++ b/src/core/ngx_buf.c
@@ -180,7 +180,7 @@ ngx_chain_get_free_buf(ngx_pool_t *p, ngx_chain_t **free)
void
-ngx_chain_update_chains(ngx_chain_t **free, ngx_chain_t **busy,
+ngx_chain_update_chains(ngx_pool_t *p, ngx_chain_t **free, ngx_chain_t **busy,
ngx_chain_t **out, ngx_buf_tag_t tag)
{
ngx_chain_t *cl;
@@ -197,19 +197,21 @@ ngx_chain_update_chains(ngx_chain_t **free, ngx_chain_t **busy,
*out = NULL;
while (*busy) {
- if (ngx_buf_size((*busy)->buf) != 0) {
+ cl = *busy;
+
+ if (ngx_buf_size(cl->buf) != 0) {
break;
}
- if ((*busy)->buf->tag != tag) {
- *busy = (*busy)->next;
+ if (cl->buf->tag != tag) {
+ *busy = cl->next;
+ ngx_free_chain(p, cl);
continue;
}
- (*busy)->buf->pos = (*busy)->buf->start;
- (*busy)->buf->last = (*busy)->buf->start;
+ cl->buf->pos = cl->buf->start;
+ cl->buf->last = cl->buf->start;
- cl = *busy;
*busy = cl->next;
cl->next = *free;
*free = cl;