From: Joseph Sutton <josephsutton@catalyst.net.nz>
Date: Wed, 6 Sep 2023 01:32:55 +0000 (+1200)
Subject: s3:net: Check return value of data_blob_talloc()
X-Git-Tag: tevent-0.16.0~561
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=253ca78614ba1ba40f275fddda438a0d4858e94c;p=thirdparty%2Fsamba.git

s3:net: Check return value of data_blob_talloc()

Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
---

diff --git a/source3/utils/net_offlinejoin.c b/source3/utils/net_offlinejoin.c
index 5294fd98ad7..3ec5c97adca 100644
--- a/source3/utils/net_offlinejoin.c
+++ b/source3/utils/net_offlinejoin.c
@@ -210,6 +210,11 @@ int net_offlinejoin_provision(struct net_context *c,
 
 		/* Add the unicode BOM mark */
 		blob = data_blob_talloc(c, NULL, ucs2_blob.length + 2);
+		if (blob.data == NULL) {
+			d_printf("Failed to allocate blob: %s\n",
+				 strerror(errno));
+			return -1;
+		}
 
 		blob.data[0] = 0xff;
 		blob.data[1] = 0xfe;
@@ -568,6 +573,11 @@ int net_offlinejoin_composeodj(struct net_context *c,
 
 		/* Add the unicode BOM mark */
 		blob = data_blob_talloc(c, NULL, ucs2_blob.length + 2);
+		if (blob.data == NULL) {
+			d_printf("Failed to allocate blob: %s\n",
+				 strerror(errno));
+			return -1;
+		}
 
 		blob.data[0] = 0xff;
 		blob.data[1] = 0xfe;