Messages in this thread | | | Date | Mon, 15 Jan 2018 13:06:52 +0100 | From | Greg Kroah-Hartman <> | Subject | Re: [PATCH] s390: fix setgid16/setuid16 handling of -1 |
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On Mon, Jan 15, 2018 at 12:52:42PM +0100, Eugene Syromiatnikov wrote: > For some reason, the implementation of these two 16-bit ID system calls > used cast instead of low2highgid/low2highuid macros for converting [GU]IDs, > which leads to incorrect handling of value of -1 (which ought to be > considered invalid). > > Discovered by strace test suite. > > Signed-off-by: Eugene Syromiatnikov <esyr@redhat.com> > --- > arch/s390/kernel/compat_linux.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-)
Care to add a cc: stable on this?
thanks,
greg k-h
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