From: Alexander Gozman <a.gozman@securitycode.ru>
Date: Fri, 18 Jul 2014 16:36:12 +0000 (+0400)
Subject: Fix possible crash when logfile descriptor is invalid
X-Git-Tag: suricata-2.1beta1~76
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=a0bb4477db15c2820affa003ab80f2e8396ec33c;p=thirdparty%2Fsuricata.git

Fix possible crash when logfile descriptor is invalid
---

diff --git a/src/util-logopenfile.c b/src/util-logopenfile.c
index 86e61db7cc..6d0a25deac 100644
--- a/src/util-logopenfile.c
+++ b/src/util-logopenfile.c
@@ -81,8 +81,12 @@ static int SCLogFileWrite(const char *buffer, int buffer_len, LogFileCtx *log_ct
         SCConfLogReopen(log_ctx);
     }
 
-    int ret = fwrite(buffer, buffer_len, 1, log_ctx->fp);
-    fflush(log_ctx->fp);
+    int ret = 0;
+
+    if (log_ctx->fp) {
+        ret = fwrite(buffer, buffer_len, 1, log_ctx->fp);
+        fflush(log_ctx->fp);
+    }
 
     return ret;
 }