Name

verify_area — Obsolete/deprecated and will go away soon,

Synopsis

int __deprecated verify_area (int  type,
 const void __user *  addr,
 unsigned long  size);

Arguments

type

Type of access: VERIFY_READ or VERIFY_WRITE

addr

User space pointer to start of block to check

size

Size of block to check

Description

This function has been replaced by access_ok.

Checks if a pointer to a block of memory in user space is valid.

Returns zero if the memory block may be valid, -EFAULT if it is definitely invalid.

See access_ok for more details.

Context

User context only. This function may sleep.

Description

This function has been replaced by access_ok.

Checks if a pointer to a block of memory in user space is valid.

Returns zero if the memory block may be valid, -EFAULT if it is definitely invalid.

See access_ok for more details.