X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng%2Fcommands%2Fenable_events.c;h=1fcc81acb64e360a88e7da2b503001a4097b77b4;hp=0fa3e916c835b48e2d9228ac8c86ee1e0e4a5dcf;hb=ed7f40833d26f9d757c455607118c6d8e866a956;hpb=0cda4f28041a221757fa2dfa8e91706e7a548090

diff --git a/src/bin/lttng/commands/enable_events.c b/src/bin/lttng/commands/enable_events.c
index 0fa3e916c..1fcc81acb 100644
--- a/src/bin/lttng/commands/enable_events.c
+++ b/src/bin/lttng/commands/enable_events.c
@@ -341,7 +341,7 @@ static int enable_events(char *session_name)
 				goto error;
 			}
 
-			if (opt_loglevel[0] != '\0') {
+			if (opt_loglevel) {
 				MSG("Kernel loglevels are not supported.");
 				ret = CMD_UNDEFINED;
 				goto error;
@@ -381,8 +381,12 @@ static int enable_events(char *session_name)
 			}
 
 			ev.loglevel_type = opt_loglevel_type;
-			strncpy(ev.loglevel, opt_loglevel, LTTNG_SYMBOL_NAME_LEN);
-			ev.loglevel[LTTNG_SYMBOL_NAME_LEN - 1] = '\0';
+			if (opt_loglevel) {
+				strncpy(ev.loglevel, opt_loglevel, LTTNG_SYMBOL_NAME_LEN);
+				ev.loglevel[LTTNG_SYMBOL_NAME_LEN - 1] = '\0';
+			} else {
+				ev.loglevel[0] = '\0';
+			}
 		} else {
 			ERR("Please specify a tracer (-k/--kernel or -u/--userspace)");
 			goto error;