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Subject[PATCH 07/20] nvram: drop useless access_ok()
Date
From: Al Viro <viro@zeniv.linux.org.uk>

we are using copy_to_user()/memdup_user() anyway

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
drivers/char/nvram.c | 4 ----
1 file changed, 4 deletions(-)

diff --git a/drivers/char/nvram.c b/drivers/char/nvram.c
index 4667844eee69..8206412d25ba 100644
--- a/drivers/char/nvram.c
+++ b/drivers/char/nvram.c
@@ -232,8 +232,6 @@ static ssize_t nvram_misc_read(struct file *file, char __user *buf,
ssize_t ret;


- if (!access_ok(buf, count))
- return -EFAULT;
if (*ppos >= nvram_size)
return 0;

@@ -264,8 +262,6 @@ static ssize_t nvram_misc_write(struct file *file, const char __user *buf,
char *tmp;
ssize_t ret;

- if (!access_ok(buf, count))
- return -EFAULT;
if (*ppos >= nvram_size)
return 0;

--
2.11.0
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