diff options
| -rw-r--r-- | arch/s390/kernel/ptrace.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c index 6f2ae0be2298..34b8d9e745df 100644 --- a/arch/s390/kernel/ptrace.c +++ b/arch/s390/kernel/ptrace.c @@ -33,6 +33,7 @@ #include <asm/facility.h> #include <asm/machine.h> #include <asm/ptrace.h> +#include <asm/rwonce.h> #include <asm/fpu.h> #include "entry.h" @@ -1573,5 +1574,5 @@ unsigned long regs_get_kernel_stack_nth(struct pt_regs *regs, unsigned int n) addr = kernel_stack_pointer(regs) + n * sizeof(long); if (!regs_within_kernel_stack(regs, addr)) return 0; - return *(unsigned long *)addr; + return READ_ONCE_NOCHECK(addr); } |