rc.d/jail: avoid misinterpreting expr arguments
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Authored by emaste on Feb 27 2018, 5:55 PM.

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jamie
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rS330122: rc.d/jail: avoid misinterpreting expr arguments

Summary

(Due to some misconfiguration) I ended up with _mask set to -v<something>, and /etc/rc.d/jail then failed with expr: illegal option -- v.

Use expr -- so that variable content is never interpreted as an option.

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rS FreeBSD src repository - subversion

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emaste created this revision.Feb 27 2018, 5:55 PM

emaste edited the summary of this revision. (Show Details)

jamie accepted this revision.Feb 28 2018, 5:06 PM

This revision is now accepted and ready to land.Feb 28 2018, 5:06 PM

Closed by commit rS330122: rc.d/jail: avoid misinterpreting expr arguments (authored by emaste). · Explain WhyFeb 28 2018, 5:20 PM

This revision was automatically updated to reflect the committed changes.

Herald added a subscriber: imp. · View Herald TranscriptFeb 28 2018, 5:20 PM

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head/

etc/

rc.d/

jail

6 lines

Diff 39833

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rc.d/jail: avoid misinterpreting expr argumentsClosedPublicActions