From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Mon, 2 Apr 2012 18:35:34 +0000 (-0400)
Subject: rculfhash: check malloc NULL pointer
X-Git-Tag: v0.7.0~35
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=741f378eb59c3fdb56566201637446fabfcf7801;p=userspace-rcu.git

rculfhash: check malloc NULL pointer

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/rculfhash.c b/rculfhash.c
index b90a07a..1afccfd 100644
--- a/rculfhash.c
+++ b/rculfhash.c
@@ -1782,6 +1782,11 @@ void __cds_lfht_resize_lazy_launch(struct cds_lfht *ht)
 			return;
 		}
 		work = malloc(sizeof(*work));
+		if (work == NULL) {
+			dbg_printf("error allocating resize work, bailing out\n");
+			uatomic_dec(&ht->in_progress_resize);
+			return;
+		}
 		work->ht = ht;
 		ht->flavor->update_call_rcu(&work->head, do_resize_cb);
 		CMM_STORE_SHARED(ht->resize_initiated, 1);