caif: handle snprintf() return
commit7b7b0b90592a023ac8946b29cca871bf17741fab
authorDan Carpenter <error27@gmail.com>
Sun, 25 Jul 2010 21:23:59 +0000 (25 21:23 +0000)
committerDavid S. Miller <davem@davemloft.net>
Tue, 27 Jul 2010 04:05:03 +0000 (26 21:05 -0700)
tree72637e6bd28dcff682a0b02a0112102523ff4b22
parent652c6717465dbd0091dbe04ed9be2f7e59c03c7d
caif: handle snprintf() return

snprintf() returns the number of bytes that would have been written.  It
can be larger than the size of the buffer.  The current code won't
overflow, but people cut and paste this stuff so lets do it right and
also make the static checkers happy.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/caif/caif_spi.c