On Wed, Mar 20, 2013 at 04:04:19PM -0600, Andrew Collins wrote: > Kees Cook (1): > signal: always clear sa_restorer on execve > > This commit seems to cause the following build breakage on MIPS in 3.0.70: > > kernel/signal.c: In function 'flush_signal_handlers': > kernel/signal.c:441:9: error: 'struct sigaction' has no member named > 'sa_restorer' > make[3]: *** [kernel/signal.o] Error 1 > make[2]: *** [kernel] Error 2 > make[2]: *** Waiting for unfinished jobs.... > > I'm testing with a variety of additional patches applied and it's a > bit difficult to test vanilla, but this looks unrelated to my local > patches. Looks like MIPS defines SA_RESTORER but doesn't have a > sa_restorer in sigaction so: > > --- a/kernel/signal.c > +++ b/kernel/signal.c > @@ -437,6 +437,9 @@ flush_signal_handlers(struct task_struct *t, int > force_default) > if (force_default || ka->sa.sa_handler != SIG_IGN) > ka->sa.sa_handler = SIG_DFL; > ka->sa.sa_flags = 0; > +#ifdef SA_RESTORER > + ka->sa.sa_restorer = NULL; > +#endif > sigemptyset(&ka->sa.sa_mask); > ka++; > } > > goes kaboom.
Kees, I'm getting a number of bug reports that this patch breaks MIPS on all of the recent stable kernel releases (3.0, 3.4, 3.8). Any hints on a fix? thanks, greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
