From: David Goulet <david.goulet@polymtl.ca>
Date: Wed, 30 Nov 2011 16:30:14 +0000 (-0500)
Subject: Fix realloc invalid next size
X-Git-Tag: v2.0-pre15~54
X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=commitdiff_plain;h=2f2215907a630529cfa2f85d3d143c889e4fc021

Fix realloc invalid next size

Reported-by: Tan Dung Le Tran <tan.dung.le.tran@ericsson.com>
Signed-off-by: David Goulet <david.goulet@polymtl.ca>
---

diff --git a/lttng-sessiond/kernel.c b/lttng-sessiond/kernel.c
index c734e889b..16334a83b 100644
--- a/lttng-sessiond/kernel.c
+++ b/lttng-sessiond/kernel.c
@@ -582,7 +582,7 @@ ssize_t kernel_list_events(int tracer_fd, struct lttng_event **events)
 					nbmem + KERNEL_EVENT_LIST_SIZE);
 			/* Adding the default size again */
 			nbmem += KERNEL_EVENT_LIST_SIZE;
-			elist = realloc(elist, nbmem);
+			elist = realloc(elist, nbmem * sizeof(struct lttng_event));
 			if (elist == NULL) {
 				perror("realloc list events");
 				count = -ENOMEM;
diff --git a/lttng-sessiond/ust-app.c b/lttng-sessiond/ust-app.c
index 047225143..1afb6d199 100644
--- a/lttng-sessiond/ust-app.c
+++ b/lttng-sessiond/ust-app.c
@@ -1185,7 +1185,7 @@ int ust_app_list_events(struct lttng_event **events)
 				DBG2("Reallocating event list from %zu to %zu bytes", nbmem,
 						nbmem + UST_APP_EVENT_LIST_SIZE);
 				nbmem += UST_APP_EVENT_LIST_SIZE;
-				tmp = realloc(tmp, nbmem);
+				tmp = realloc(tmp, nbmem * sizeof(struct lttng_event));
 				if (tmp == NULL) {
 					PERROR("realloc ust app events");
 					ret = -ENOMEM;