* fix apt-pkg/cdrom.cc to umount the cdrom again if anything fails

1 files changed, 14 insertions, 2 deletions

diff --git a/apt-pkg/cdrom.cc b/apt-pkg/cdrom.cc
index c067cf1ee..ce1beb39b 100644
--- a/apt-pkg/cdrom.cc
+++ b/apt-pkg/cdrom.cc
@@ -567,7 +567,7 @@ bool pkgCdrom::Add(pkgCdromStatus *log)
    string DFile = _config->FindFile("Dir::State::cdroms");
    if (FileExists(DFile) == true)
    {
-      if (ReadConfigFile(Database,DFile) == false)
+      if (ReadConfigFile(Database,DFile) == false) 
 	 return _error->Error("Unable to read the cdrom database %s",
 			      DFile.c_str());
    }
@@ -650,8 +650,11 @@ bool pkgCdrom::Add(pkgCdromStatus *log)
       log->Update(msg.str(), STEP_SCAN);
    }
 
-   if (List.size() == 0 && SourceList.size() == 0)
+   if (List.size() == 0 && SourceList.size() == 0) 
+   {
+      UnmountCdrom(CDROM);
       return _error->Error("Unable to locate any package files, perhaps this is not a Debian Disc");
+   }
 
    // Check if the CD is in the database
    string Name;
@@ -687,7 +690,10 @@ bool pkgCdrom::Add(pkgCdromStatus *log)
 	  Name.empty() == true)
       {
 	 if(!log) 
+         {
+	    UnmountCdrom(CDROM);
 	    return _error->Error("No disc name found and no way to ask for it");
+	 }
 
 	 while(true) {
 	    if(!log->AskCdromName(Name)) {
@@ -760,7 +766,10 @@ bool pkgCdrom::Add(pkgCdromStatus *log)
    {
       string::size_type Space = (*I).find(' ');
       if (Space == string::npos)
+      {
+	 UnmountCdrom(CDROM);
 	 return _error->Error("Internal error");
+      }
 
       if(log) {
 	 msg.str("");
@@ -774,7 +783,10 @@ bool pkgCdrom::Add(pkgCdromStatus *log)
    {
       string::size_type Space = (*I).find(' ');
       if (Space == string::npos)
+      {
+	 UnmountCdrom(CDROM);
 	 return _error->Error("Internal error");
+      }
 
       if(log) {
 	 msg.str("");