check lines for correctness in flash_settings writer

diff --git a/tools/flash_settings.pl b/tools/flash_settings.pl
index bc8ede0667e17e17bfe0e639fc094dbb0ce80eb5..adcbb44385a60bfeb0714ca564350687404fb1df 100755 (executable)
--- a/tools/flash_settings.pl
+++ b/tools/flash_settings.pl
@@ -101,7 +101,7 @@ if (defined($settings_file) and not($settings_file eq "/dev/null") ) {
   close(FH);
 
   for my $line (@lines) {
-    $line =~ m/(^[xXa-fA-F0-9]+)\s+([xXa-fA-F0-9]+)/;
+    next unless $line =~ m/(^[xXa-fA-F0-9]+)\s+([xXa-fA-F0-9]+)/;
     $sc_data->{eval($1)} = eval($2); # convert hex/binary/decimal strings to numbers
   }