last changes for persistence bash module after peer review

Author: h00die

documentation/modules/exploit/linux/persistence/bash_profile.md

@@ -10,7 +10,7 @@ Verified on Ubuntu 22.04 and 18.04 desktop with Gnome
 
 1. Start `msfconsole`
 2. Get a Meterpreter session
-3. `use exploit/linux/local/bash_profile_persistence`
+3. `use exploit/linux/persistence/bash_profile`
 4. `set SESSION [SESSION]`
 5. `run`
 6. On victim, open a new Bash terminal

modules/exploits/linux/persistence/bash_profile.rb

@@ -83,6 +83,7 @@ def profile_path
   end
 
   def check
+    print_warning('Payloads in /tmp will only last until reboot, you want to choose elsewhere.') if datastore['WritableDir'].start_with?('/tmp')
     ppath = profile_path
 
     # check that target Bash profile file exists
@@ -125,7 +126,7 @@ def install_persistence
     vprint_status('Created Bash profile persistence')
     print_good('Payload will be triggered when target opens a Bash terminal')
 
-    @clean_up_rc << "rm #{payload_path}\n"
+    @clean_up_rc = "rm #{payload_path}\n"
     @clean_up_rc << "upload #{backup_profile_path} #{ppath}"
   end
 end