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  • Wolfgang Denk's avatar
    471a7be7
    Check for illegal character '=' in environment variable names. · 471a7be7
    Wolfgang Denk authored 
    Make sure the string passed as variable name does not contain a '='
character. This not only prevents the common error or typing
"setenv foo=bar" instead of "setenv foo bar", but (more importantly)
also closes a backdoor which allowed to delete write-protected
environment variables, for example by using "setenv ethaddr=".
    471a7be7
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    Check for illegal character '=' in environment variable names.
    Wolfgang Denk authored 
    Make sure the string passed as variable name does not contain a '='
character. This not only prevents the common error or typing
"setenv foo=bar" instead of "setenv foo bar", but (more importantly)
also closes a backdoor which allowed to delete write-protected
environment variables, for example by using "setenv ethaddr=".