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Fix: unchecked access to pids array
[lttng-tools.git]
/
src
/
lib
/
lttng-ctl
/
lttng-ctl.c
diff --git
a/src/lib/lttng-ctl/lttng-ctl.c
b/src/lib/lttng-ctl/lttng-ctl.c
index f6fadcb6adaadb16ccb21cb2fb0ad752581b1050..2d84aad90238904440f377eae0d945f59c0ecb20 100644
(file)
--- a/
src/lib/lttng-ctl/lttng-ctl.c
+++ b/
src/lib/lttng-ctl/lttng-ctl.c
@@
-2575,6
+2575,9
@@
int lttng_list_tracker_pids(struct lttng_handle *handle,
return ret;
}
nr_pids = ret / sizeof(int32_t);
+ if (nr_pids > 0 && !pids) {
+ return -LTTNG_ERR_UNK;
+ }
if (nr_pids == 1 && pids[0] == -1) {
free(pids);
pids = NULL;
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