kprobes/x86: Just return error for sanity check failure instead of using BUG_ON

Return an error from __copy_instruction() and use printk() to
give us a more productive message, since this is just an error
case which we can handle and also the BUG_ON() never tells us
why and what happened.

This is related to the following bug-report:

   https://bugzilla.redhat.com/show_bug.cgi?id=910649

Signed-off-by: Masami Hiramatsu <[email protected]>
Cc: Frank Ch. Eigler <[email protected]>
Cc: Steven Rostedt <[email protected]>
Cc: [email protected]
Link: http://lkml.kernel.org/r/20130404104230.22862.85242.stgit@mhiramat-M0-7522
Signed-off-by: Ingo Molnar <[email protected]>

0 files changed, 0 insertions, 0 deletions