diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/i386/kernel/signal.c | 6 | ||||
| -rw-r--r-- | arch/x86_64/ia32/ia32_signal.c | 7 |
2 files changed, 11 insertions, 2 deletions
diff --git a/arch/i386/kernel/signal.c b/arch/i386/kernel/signal.c index 8f4afcc7d2a..4f99e870c98 100644 --- a/arch/i386/kernel/signal.c +++ b/arch/i386/kernel/signal.c @@ -21,6 +21,7 @@ #include <linux/suspend.h> #include <linux/ptrace.h> #include <linux/elf.h> +#include <linux/binfmts.h> #include <asm/processor.h> #include <asm/ucontext.h> #include <asm/uaccess.h> @@ -349,7 +350,10 @@ static int setup_frame(int sig, struct k_sigaction *ka, goto give_sigsegv; } - restorer = (void *)VDSO_SYM(&__kernel_sigreturn); + if (current->binfmt->hasvdso) + restorer = (void *)VDSO_SYM(&__kernel_sigreturn); + else + restorer = (void *)&frame->retcode; if (ka->sa.sa_flags & SA_RESTORER) restorer = ka->sa.sa_restorer; diff --git a/arch/x86_64/ia32/ia32_signal.c b/arch/x86_64/ia32/ia32_signal.c index 490f7c1b7c8..359eacc3850 100644 --- a/arch/x86_64/ia32/ia32_signal.c +++ b/arch/x86_64/ia32/ia32_signal.c @@ -21,6 +21,7 @@ #include <linux/stddef.h> #include <linux/personality.h> #include <linux/compat.h> +#include <linux/binfmts.h> #include <asm/ucontext.h> #include <asm/uaccess.h> #include <asm/i387.h> @@ -449,7 +450,11 @@ int ia32_setup_frame(int sig, struct k_sigaction *ka, /* Return stub is in 32bit vsyscall page */ { - void __user *restorer = VSYSCALL32_SIGRETURN; + void __user *restorer; + if (current->binfmt->hasvdso) + restorer = VSYSCALL32_SIGRETURN; + else + restorer = (void *)&frame->retcode; if (ka->sa.sa_flags & SA_RESTORER) restorer = ka->sa.sa_restorer; err |= __put_user(ptr_to_compat(restorer), &frame->pretcode); |