diff options
| author |   Klement Sekera <ksekera@cisco.com> | 2021-11-16 12:32:59 +0100 |
|---|---|---|
| committer |   Ole Tr�an <otroan@employees.org> | 2021-11-16 16:19:40 +0000 |
| commit | cbc81eae6ef62ea14bce06e8bdc2017139882e8b (patch) | |
| tree | 48f2da72209e31a536310c64041d9fb65ae50fcf /src | |
| parent | fc283bc0403d1c26d130c4332f3ac317d3734cda (diff) | |
perfmon: fix coverity warning
Check for possible hash lookup failure to avoid NULL dereference.
Type: fix
Fixes: e15c999c30
Signed-off-by: Klement Sekera <ksekera@cisco.com>
Change-Id: Ib806b4d124be26fbccf36fe9d19af1aec63f487b
Diffstat (limited to 'src')
| -rw-r--r-- | src/plugins/perfmon/intel/bundle/iio_bw.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/plugins/perfmon/intel/bundle/iio_bw.c b/src/plugins/perfmon/intel/bundle/iio_bw.c index 9aaca42233f..66c550ff9c2 100644 --- a/src/plugins/perfmon/intel/bundle/iio_bw.c +++ b/src/plugins/perfmon/intel/bundle/iio_bw.c @@ -126,9 +126,16 @@ format_stack_socket (u8 *s, va_list *va) } uword *pu = hash_get (h, root_bus.bus); - e = pool_elt_at_index (p, (index_t) pu[0]); + if (pu) + { + e = pool_elt_at_index (p, (index_t) pu[0]); - s = format (s, "IIO%u/%u", e->socket_id, e->iio_unit_id); + s = format (s, "IIO%u/%u", e->socket_id, e->iio_unit_id); + } + else + { + s = format (s, "[ERR: hash lookup for bus '%u' failed]", root_bus.bus); + } return s; } |