audit: Fix possible return value truncation in audit_get_context()

The audit subsystem treats syscall return codes as type long, unfortunately the audit_get_context() function mistakenly converts the return code to an int type in the parameters which could cause problems on systems where the sizeof(int) != sizeof(long). Signed-off-by: Paul Moore <paul.moore@hp.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

Author: pcmoore

kernel/auditsc.c

@@ -752,7 +752,7 @@ static void audit_set_auditable(struct audit_context *ctx)
 
 static inline struct audit_context *audit_get_context(struct task_struct *tsk,
  int return_valid,
- int return_code)
+ long return_code)
 {
 struct audit_context *context = tsk->audit_context;