nginx-0.0.1-2003-11-11-00:09:22 import

src/http/ngx_http_busy_lock.c

diff --git a/src/http/ngx_http_busy_lock.c b/src/http/ngx_http_busy_lock.c
index 2ed66dc..085cd56 100644
--- a/src/http/ngx_http_busy_lock.c
+++ b/src/http/ngx_http_busy_lock.c
@@ -100,11 +100,14 @@
 }
 
 
-void ngx_http_busy_unlock_cachable(ngx_http_busy_lock_t *bl,
-                                   ngx_http_busy_lock_ctx_t *bc)
+void ngx_http_busy_unlock(ngx_http_busy_lock_t *bl,
+                          ngx_http_busy_lock_ctx_t *bc)
 {
-    bl->md5_mask[bc->slot / 8] &= ~(1 << (bc->slot & 7));
-    bl->cachable--;
+    if (bl->md5) {
+        bl->md5_mask[bc->slot / 8] &= ~(1 << (bc->slot & 7));
+        bl->cachable--;
+    }
+
     bl->busy--;
 }