Messages in this thread |  | | Date | Mon, 13 Aug 2018 15:39:48 -0300 | From | Arnaldo Carvalho de Melo <> | Subject | Re: [PATCH v2] perf tools: Check for null when copying nsinfo. |
| |
Em Fri, Aug 10, 2018 at 03:36:13PM +0200, Benno Evers escreveu: > The argument to nsinfo__copy() was assumed to be valid, but some code paths > exist that will lead to NULL being passed. > > In particular, running 'perf script -D' on a perf.data file containing an > PERF_RECORD_MMAP event associating the '[vdso]' dso with pid 0 earlier in > the event stream will lead to a segfault. > > Since all calling code is already checking for a non-null return value, > just return NULL for this case as well. > > Acked-by: Namhyung Kim <namhyung@kernel.org> > Signed-off-by: Benno Evers <bevers@mesosphere.com>
Thanks, applied.
- Arnaldo
|  |