Am 23.12.2015 um 14:17 schrieb Mickaël Salaün: > Fix a pointer cast typo introduced in v4.4-rc5 especially visible for > the i386 subarchitecture where it results in a kernel crash. > > Fixes: 8090bfd2bb9a ("um: Fix fpstate handling") > Signed-off-by: Mickaël Salaün <m...@digikod.net> > Cc: Jeff Dike <jd...@addtoit.com> > Cc: Richard Weinberger <rich...@nod.at> > Cc: Linus Torvalds <torva...@linux-foundation.org> > Cc: Al Viro <v...@zeniv.linux.org.uk> > --- > arch/x86/um/signal.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/x86/um/signal.c b/arch/x86/um/signal.c > index e5f854ce2d72..14fcd01ed992 100644 > --- a/arch/x86/um/signal.c > +++ b/arch/x86/um/signal.c > @@ -470,7 +470,7 @@ long sys_sigreturn(void) > struct sigcontext __user *sc = &frame->sc; > int sig_size = (_NSIG_WORDS - 1) * sizeof(unsigned long); > > - if (copy_from_user(&set.sig[0], (void *)sc->oldmask, > sizeof(set.sig[0])) || > + if (copy_from_user(&set.sig[0], &sc->oldmask, sizeof(set.sig[0])) || > copy_from_user(&set.sig[1], frame->extramask, sig_size)) > goto segfault;
FYI Linus already merged your patch. :-) http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=de3793796f78e293cc0873744a75588c99ed2fdd Thanks, //richard ------------------------------------------------------------------------------ _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel