verify_area
Name
verify_area -- Obsolete, use
access_ok
Synopsis
int verify_area (int type, const void * 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
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This function has been replaced by access_ok.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.