[PATCH] selinux: Remove load size limit

From: zhanglin
Date: Fri Sep 20 2019 - 21:55:55 EST


Load size was limited to 64MB, this was legacy limitation due to vmalloc()
which was removed a while ago.

Limiting load size to 64MB is both pointless and affects real world use
cases.

Signed-off-by: zhanglin <zhang.lin16@xxxxxxxxxx>
---
security/selinux/selinuxfs.c | 4 ----
1 file changed, 4 deletions(-)

diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c
index f3a5a138a096..4249400e9712 100644
--- a/security/selinux/selinuxfs.c
+++ b/security/selinux/selinuxfs.c
@@ -549,10 +549,6 @@ static ssize_t sel_write_load(struct file *file, const char __user *buf,
if (*ppos != 0)
goto out;

- length = -EFBIG;
- if (count > 64 * 1024 * 1024)
- goto out;
-
length = -ENOMEM;
data = vmalloc(count);
if (!data)
--
2.17.1