printk: Fix log_buf_copy termination.
authorArve Hjønnevåg <arve@android.com>
Tue, 15 Apr 2008 04:35:25 +0000 (21:35 -0700)
committermgross <mark.gross@intel.com>
Wed, 9 Nov 2011 20:03:56 +0000 (12:03 -0800)
commita054a2faf5f08b0234a99c299d3fa9ddd2279cf9
treec928a212f9ffbd50cadff4428d6fe47be573b8d2
parent663803592ce3262523d156c600374c5b215a0ead
printk: Fix log_buf_copy termination.

If idx was non-zero and the log had wrapped, len did not get truncated
to stop at the last byte written to the log.
kernel/printk.c