Do not attempt to tee to $INFO if blank

diff --git a/bpcdump b/bpcdump
index 2978e53430444dfe76d1ce3d466aa557f5580205..254038a2a48ccbffd6fc358e546af1f08e7b3553 100755 (executable)
--- a/bpcdump
+++ b/bpcdump
@@ -28,12 +28,20 @@ CONF_DIR=/etc/vz/conf
 
 info()
 {
-    echo "$*" | tee -a "$INFO"
+    if [ -n "$INFO" ]; then
+       echo "$*" | tee -a "$INFO"
+    else
+       echo "$*"
+    fi
 }
 
 error()
 {
-    echo "$*" | tee -a "$INFO" >&2
+    if [ -n "$INFO" ]; then
+       echo "$*" | tee -a "$INFO" >&2
+    else
+       echo "$*"
+    fi
 }
 
 restartve()