Messages in this thread | | | Subject | Re: [patch] tracing: Remove an unneeded check | From | Steven Rostedt <> | Date | Fri, 20 Apr 2012 10:26:12 -0400 |
| |
On Fri, 2012-04-20 at 17:03 +0300, Dan Carpenter wrote: > On Fri, Apr 20, 2012 at 09:51:21AM -0400, Steven Rostedt wrote: > > On Fri, 2012-04-20 at 09:31 +0300, Dan Carpenter wrote: > > > memcpy() returns a pointer to "bug". Hopefully, it's not NULL here or > > > we would already have Oopsed. > > > > You're right that the ret is useless, and the real bug was already fixed > > (the possibility that buf could be an invalid pointer). > > > > Not only is this needed, but also get rid of the ret < 0 check in > > tracing_splice_read_pipe(). > > > > We still return -EBUSY so we need the check.
Hmm, you're right. I need to take a deeper look at this code. It looks like it can be cleaned up a bit more (the splice code).
OK, your patch is good as is. I'll add it in my 3.5 queue, and add a mental note to look at this code again.
Thanks,
-- Steve
| |