X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fkernel.c;h=39006ab2f37b508107fb468a427debb7d82bb566;hp=dd815c44536fd8629d01537d6a6d749f70033147;hb=bd29c13d4c9296705a4444404a69c0557e5b8cb9;hpb=4222434939b65c3abf144866564732d7fd14ed13

diff --git a/src/bin/lttng-sessiond/kernel.c b/src/bin/lttng-sessiond/kernel.c
index dd815c445..39006ab2f 100644
--- a/src/bin/lttng-sessiond/kernel.c
+++ b/src/bin/lttng-sessiond/kernel.c
@@ -196,7 +196,13 @@ int kernel_create_event(struct lttng_event *ev,
 
 	ret = kernctl_create_event(channel->fd, event->event);
 	if (ret < 0) {
-		if (errno != EEXIST) {
+		switch (errno) {
+		case EEXIST:
+			break;
+		case ENOSYS:
+			WARN("Event type not implemented");
+			break;
+		default:
 			PERROR("create event ioctl");
 		}
 		ret = -errno;
@@ -597,24 +603,35 @@ ssize_t kernel_list_events(int tracer_fd, struct lttng_event **events)
 	 */
 	nbmem = KERNEL_EVENT_INIT_LIST_SIZE;
 	elist = zmalloc(sizeof(struct lttng_event) * nbmem);
+	if (elist == NULL) {
+		PERROR("alloc list events");
+		count = -ENOMEM;
+		goto end;
+	}
 
 	while ((size = fscanf(fp, "event { name = %m[^;]; };%n\n", &event, &pos)) == 1) {
 		if (count >= nbmem) {
+			struct lttng_event *new_elist;
+
 			DBG("Reallocating event list from %zu to %zu bytes", nbmem,
 					nbmem * 2);
 			/* Double the size */
 			nbmem <<= 1;
-			elist = realloc(elist, nbmem * sizeof(struct lttng_event));
-			if (elist == NULL) {
+			new_elist = realloc(elist, nbmem * sizeof(struct lttng_event));
+			if (new_elist == NULL) {
 				PERROR("realloc list events");
+				free(event);
+				free(elist);
 				count = -ENOMEM;
 				goto end;
 			}
+			elist = new_elist;
 		}
 		strncpy(elist[count].name, event, LTTNG_SYMBOL_NAME_LEN);
 		elist[count].name[LTTNG_SYMBOL_NAME_LEN - 1] = '\0';
 		elist[count].enabled = -1;
 		count++;
+		free(event);
 	}
 
 	*events = elist;