This is the mail archive of the cygwin-patches mailing list for the Cygwin project.

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: [PATCH] Cygwin: get_posix_access: avoid negative subscript

On Aug 27 20:00, Ken Brown wrote:
> On 8/27/2019 4:13 AM, Corinna Vinschen wrote:
> > On Aug 26 17:43, Ken Brown wrote:
> >> Don't refer to lacl[pos] unless we know that pos >= 0.
> > 
> > I'm not sure this is entirely right.  Moving the assignment to
> > class_perm/def_class_perm into the previous if makes sense, but the
> > bools has_class_perm and has_def_class_perm should be set no matter
> > what, to indicate that class perms had been specified.
> I don't think has_class_perm should be set if class_perm isn't set; that would 
> cause a problem at  For has_def_class_perm it doesn't seem to 

I see what you mean.  class_perm defaults to 0 so the group perms might
be off.

> matter.  Unless I'm missing something, has_def_class_perm is not used when 
> new_style is true.
> > Either way, does this solve a real-world problem?  If so, a pointer
> > or a short description would be nice.
> No, I just happened to notice it while studying the ACL code.

Ok, thanks, please push.


Corinna Vinschen
Cygwin Maintainer

Attachment: signature.asc
Description: PGP signature

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]