# HG changeset patch
# User Vladimir Homutov <vl@nginx.com>
# Date 1444245582 -10800
# Node ID 2f34ea503ac4e015cc08f6efbb279b360eda609c
# Parent  4b4aee40c508e79a536d85e74ae1ccfa19a3e5c2
SSL: handled long string truncation in ngx_ssl_error().

If no space left in buffer after adding formatting symbols, error message
could be left without terminating null.  The fix is to output message using
actual length.

diff --git a/src/event/ngx_event_openssl.c b/src/event/ngx_event_openssl.c
--- a/src/event/ngx_event_openssl.c
+++ b/src/event/ngx_event_openssl.c
@@ -2045,7 +2045,7 @@ ngx_ssl_error(ngx_uint_t level, ngx_log_
         (void) ERR_get_error();
     }
 
-    ngx_log_error(level, log, err, "%s)", errstr);
+    ngx_log_error(level, log, err, "%*s)", p - errstr, errstr);
 }