revert "rlimit: permit setting RLIMIT_NOFILE to RLIM_INFINITY"

[karo-tx-linux.git] / kernel / sys.c

diff --git a/kernel/sys.c b/kernel/sys.c
index 855eebba42a9365cc9c72c829bc1074f0608b095..5608c6615523462d6a91c542cf20dc87a7c6729a 100644 (file)
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1447,22 +1447,14 @@ SYSCALL_DEFINE2(setrlimit, unsigned int, resource, struct rlimit __user *, rlim)
                return -EINVAL;
        if (copy_from_user(&new_rlim, rlim, sizeof(*rlim)))
                return -EFAULT;
+       if (new_rlim.rlim_cur > new_rlim.rlim_max)
+               return -EINVAL;
        old_rlim = current->signal->rlim + resource;
        if ((new_rlim.rlim_max > old_rlim->rlim_max) &&
            !capable(CAP_SYS_RESOURCE))
                return -EPERM;
-
-       if (resource == RLIMIT_NOFILE) {
-               if (new_rlim.rlim_max == RLIM_INFINITY)
-                       new_rlim.rlim_max = sysctl_nr_open;
-               if (new_rlim.rlim_cur == RLIM_INFINITY)
-                       new_rlim.rlim_cur = sysctl_nr_open;
-               if (new_rlim.rlim_max > sysctl_nr_open)
-                       return -EPERM;
-       }
-
-       if (new_rlim.rlim_cur > new_rlim.rlim_max)
-               return -EINVAL;
+       if (resource == RLIMIT_NOFILE && new_rlim.rlim_max > sysctl_nr_open)
+               return -EPERM;
 
        retval = security_task_setrlimit(resource, &new_rlim);
        if (retval)