On Fri, Nov 30, 2012 at 11:16:43AM -0500, Steven Rostedt wrote: > The function rb_set_head_page() searches the list of ring buffer > pages for a the page that has the HEAD page flag set. If it does > not find it, it will do a WARN_ON(), disable the ring buffer and > return NULL, as this should never happen. > > But if this bug happens to happen, not all callers of this function > can handle a NULL pointer being returned from it. That needs to be > fixed. > > Cc: [email protected] # 3.0+ > Signed-off-by: Steven Rostedt <[email protected]> > --- > kernel/trace/ring_buffer.c | 9 +++++++-- > 1 files changed, 7 insertions(+), 2 deletions(-)
I don't understand why you sent these to stable@ right now, I don't see them in Linus's tree, so why are they needed here? Care to resend them when they hit Linus's tree? thanks, greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
