Fix: statements with side-effects in assert statements

[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 7a38699d9c8438cbedd423a12fd2204884dc266f..7ad1fe13291b8f40599ad60ce197bbbfc5c6dae5 100644 (file)
--- a/src/lib/lttng-ctl/lttng-ctl.c
+++ b/src/lib/lttng-ctl/lttng-ctl.c
@@ -388,7 +388,7 @@ static int set_session_daemon_path(void)
                in_tgroup = lttng_check_tracing_group();
        }
 
-       if ((uid == 0) || in_tgroup) {
+       if ((uid == 0) || in_tgroup == 1) {
                const int ret = lttng_strncpy(sessiond_sock_path,
                                DEFAULT_GLOBAL_CLIENT_UNIX_SOCK,
                                sizeof(sessiond_sock_path));
@@ -1204,7 +1204,7 @@ int lttng_enable_event_with_exclusions(struct lttng_handle *handle,
        for (i = 0; i < exclusion_count; i++) {
                size_t exclusion_len;
 
-               exclusion_len = lttng_strnlen(*(exclusion_list + i),
+               exclusion_len = lttng_strnlen(exclusion_list[i],
                                LTTNG_SYMBOL_NAME_LEN);
                if (exclusion_len == LTTNG_SYMBOL_NAME_LEN) {
                        /* Exclusion is not NULL-terminated. */
@@ -1213,7 +1213,17 @@ int lttng_enable_event_with_exclusions(struct lttng_handle *handle,
                }
 
                ret = lttng_dynamic_buffer_append(&payload.buffer,
-                               *(exclusion_list + i), LTTNG_SYMBOL_NAME_LEN);
+                               exclusion_list[i], exclusion_len);
+               if (ret) {
+                       goto mem_error;
+               }
+
+               /*
+                * Padding the rest of the entry with zeros. Every exclusion
+                * entries take LTTNG_SYMBOL_NAME_LEN bytes in the buffer.
+                */
+               ret = lttng_dynamic_buffer_set_size(&payload.buffer,
+                               LTTNG_SYMBOL_NAME_LEN * (i + 1));
                if (ret) {
                        goto mem_error;
                }