diff options
Diffstat (limited to 'arch/cris/arch-v10/kernel/ptrace.c')
| -rw-r--r-- | arch/cris/arch-v10/kernel/ptrace.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/cris/arch-v10/kernel/ptrace.c b/arch/cris/arch-v10/kernel/ptrace.c index 581ecabaae5..130dd214e41 100644 --- a/arch/cris/arch-v10/kernel/ptrace.c +++ b/arch/cris/arch-v10/kernel/ptrace.c @@ -11,6 +11,7 @@ #include <linux/ptrace.h> #include <linux/user.h> #include <linux/signal.h> +#include <linux/security.h> #include <asm/uaccess.h> #include <asm/page.h> @@ -86,9 +87,13 @@ sys_ptrace(long request, long pid, long addr, long data) ret = -EPERM; if (request == PTRACE_TRACEME) { + /* are we already being traced? */ if (current->ptrace & PT_PTRACED) goto out; - + ret = security_ptrace(current->parent, current); + if (ret) + goto out; + /* set the ptrace bit in the process flags. */ current->ptrace |= PT_PTRACED; ret = 0; goto out; @@ -207,7 +212,7 @@ sys_ptrace(long request, long pid, long addr, long data) case PTRACE_KILL: ret = 0; - if (child->state == TASK_ZOMBIE) + if (child->exit_state == EXIT_ZOMBIE) break; child->exit_code = SIGKILL; |