diff options
| author | NeilBrown <neilb@suse.com> | 2018-05-07 10:54:48 +1000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-05-08 13:09:21 +0200 |
| commit | 1d6e65bedf5878c8dd5b089d3f034b619bbb8a77 (patch) | |
| tree | 10e634988d246c5971090252dc29d7d2b56279cd /tools/perf/scripts/python/netdev-times.py | |
| parent | 9604c7ac2005e214cb08500c957a79c58bea5c83 (diff) | |
| download | linux-1d6e65bedf5878c8dd5b089d3f034b619bbb8a77.tar.gz linux-1d6e65bedf5878c8dd5b089d3f034b619bbb8a77.zip | |
staging: lustre: fix error deref in ll_splice_alias().
d_splice_alias() can return an ERR_PTR().
If it does while debugging is enabled, the following
CDEBUG() will dereference that error and crash.
So add appropriate checking, and provide a separate
debug message for the error case.
Reported-and-tested-by: James Simmons <jsimmons@infradead.org>
Fixes: e9d4f0b9f559 ("staging: lustre: llite: use d_splice_alias for directories.")
Reviewed-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/scripts/python/netdev-times.py')
0 files changed, 0 insertions, 0 deletions