On Wed, Aug 02, 2023 at 01:08:40AM +0200, Helge Deller wrote: > In qemu we catch accesses to files like /proc/cpuinfo or /proc/net/route > and return to the guest contents which would be visible on a real system > (instead what the host would show). > > This patch fixes a bug, where for example the accesses > cat /proc////cpuinfo > or > cd /proc && cat cpuinfo > will not be recognized by qemu and where qemu will wrongly show > the contents of the host's /proc/cpuinfo file. > > Signed-off-by: Helge Deller <del...@gmx.de> > > -- > v3: > - use g_autofree on returned value from realpath > > v2: > - use g_autofree instead of pathname on stack > Daniel P. Berrangé requested to not put buffers on stack. > Using g_autofree keeps code much cleaner than using > extended semantics of realpath(), unless I can use g_autofree > on malloced area from realpath(). > --- > linux-user/syscall.c | 13 ++++++++++++- > 1 file changed, 12 insertions(+), 1 deletion(-)
Reviewed-by: Daniel P. Berrangé <berra...@redhat.com> With regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|
