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lib: Sparc's strncpy_from_user is generic enough, move under lib/

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To use this, an architecture simply needs to:

1) Provide a user_addr_max() implementation via asm/uaccess.h

2) Add "select GENERIC_STRNCPY_FROM_USER" to their arch Kcnfig

3) Remove the existing strncpy_from_user() implementation and symbol
   exports their architecture had.

Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: David Howells <dhowells@redhat.com>
This commit is contained in:
David S. Miller 2012-05-24 13:12:28 -07:00
commit 2922585b93
5 changed files with 152 additions and 144 deletions
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