lkml.org 
[lkml]   [2007]   [Aug]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: kfree(0) - ok?
    On Sat, 18 Aug 2007, Satyam Sharma wrote:

    > > page = get_object_page(object);
    >
    > Hmm, I didn't know ksize(NULL) was also allowed to succeed (and
    > return 0).

    That was merged over my objections. IMHO ksize(NULL) should fail since we
    are determining the size of an unallocated object.

    > Oh yes, of course. We want krealloc(NULL) cases to behave consistently
    > as expected, and letting ksize(NULL) return 0 means the code for
    > krealloc() can lose an extra "if (!p)" check that would otherwise have
    > been required. Cool.

    krealloc should check for that.
    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2007-08-17 23:17    [W:0.975 / U:1.188 seconds]
    ©2003-2014 Jasper Spaans. hosted at Digital Ocean