X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fkernel-probe.c;h=27ca02c99d09ea03212bd7d1489221d17270f50c;hp=9a84727cac09dee1644ea0186df607f07050eecc;hb=3e6e0df2f8f9f23d252c2508b6d741916dfcc4b3;hpb=8a82be4c62d09a7ef4792c0eed7c7903dfac8424 diff --git a/src/common/kernel-probe.c b/src/common/kernel-probe.c index 9a84727ca..27ca02c99 100644 --- a/src/common/kernel-probe.c +++ b/src/common/kernel-probe.c @@ -433,20 +433,23 @@ ssize_t lttng_kernel_probe_location_create_from_payload( struct lttng_payload_view *view, struct lttng_kernel_probe_location **location) { - struct lttng_kernel_probe_location_comm *probe_location_comm; enum lttng_kernel_probe_location_type type; ssize_t consumed = 0; ssize_t ret; + const struct lttng_kernel_probe_location_comm *probe_location_comm; + const struct lttng_payload_view probe_location_comm_view = + lttng_payload_view_from_view( + view, 0, sizeof(*probe_location_comm)); assert(view); assert(location); - 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_kernel_probe_location_type) probe_location_comm->type; consumed += sizeof(*probe_location_comm);