[dw-free] Avoid warnings in the logs when userpic_position is not set

[fu]

[commit: http://hg.dwscoalition.org/dw-free/rev/a714f9c8ad4f]

Avoid warnings in the logs when userpic_position is not set

Patch by fu.

Files modified:

• cgi-bin/LJ/S2.pm

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diff -r 7e93ae1209b9 -r a714f9c8ad4f cgi-bin/LJ/S2.pm
--- a/cgi-bin/LJ/S2.pm	Thu Jun 16 09:05:56 2011 +0800
+++ b/cgi-bin/LJ/S2.pm	Thu Jun 16 09:12:28 2011 +0800
@@ -2042,7 +2042,7 @@
 
     # loading S2 Userpic
     my $userpic;
-    my $userpic_position = S2::get_property_value( $opts->{ctx}, 'userpics_position' );
+    my $userpic_position = S2::get_property_value( $opts->{ctx}, 'userpics_position' ) || "";
     my $userpic_style;
 
     unless ( $userpic_position eq "none" ) {
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