X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fuserspace-probe.c;h=609ffc1ac22874cb5d944a2ced6adcc0cf07e2b2;hp=2ad8bfd919acbd7f05df0ea93bcfb295ea71675b;hb=3e6e0df2f8f9f23d252c2508b6d741916dfcc4b3;hpb=8a82be4c62d09a7ef4792c0eed7c7903dfac8424 diff --git a/src/common/userspace-probe.c b/src/common/userspace-probe.c index 2ad8bfd91..609ffc1ac 100644 --- a/src/common/userspace-probe.c +++ b/src/common/userspace-probe.c @@ -1417,22 +1417,25 @@ int lttng_userspace_probe_location_create_from_payload( struct lttng_userspace_probe_location **location) { struct lttng_userspace_probe_location_lookup_method *lookup_method; - struct lttng_userspace_probe_location_comm *probe_location_comm; enum lttng_userspace_probe_location_type type; int consumed = 0; int ret; + struct lttng_userspace_probe_location_comm *probe_location_comm; + struct lttng_payload_view probe_location_comm_view = + lttng_payload_view_from_view( + view, 0, sizeof(*probe_location_comm)); assert(view); assert(location); lookup_method = NULL; - if (view->buffer.size <= sizeof(*probe_location_comm)) { + if (!lttng_payload_view_is_valid(&probe_location_comm_view)) { ret = -LTTNG_ERR_INVALID; goto end; } - probe_location_comm = (typeof(probe_location_comm)) view->buffer.data; + probe_location_comm = (typeof(probe_location_comm)) probe_location_comm_view.buffer.data; type = (enum lttng_userspace_probe_location_type) probe_location_comm->type; consumed += sizeof(*probe_location_comm);