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diff src/http/ngx_http_busy_lock.c @ 189:c966c09be66b

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nginx-0.0.1-2003-11-18-19:49:00 import
author Igor Sysoev <igor@sysoev.ru>
date Tue, 18 Nov 2003 16:49:00 +0000
parents a8ff48d26cca
children dd66383796a5
line wrap: on
line diff
--- a/src/http/ngx_http_busy_lock.c
+++ b/src/http/ngx_http_busy_lock.c
@@ -103,6 +103,10 @@ ngx_log_debug(bc->event->log, "BUSYLOCK:
 void ngx_http_busy_unlock(ngx_http_busy_lock_t *bl,
                           ngx_http_busy_lock_ctx_t *bc)
 {
+    if (bl == NULL) {
+        return;
+    }
+
     if (bl->md5) {
         bl->md5_mask[bc->slot / 8] &= ~(1 << (bc->slot & 7));
         bl->cachable--;