X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=lttng-abi.c;h=40f96eb5d76dc6992dd6e6a311742593ed3b87c1;hb=02aca19338c57e5a26d11faedf031b90eaf4899c;hp=e193f4377734d1a47a8d881125de8d93befe0cc3;hpb=601252cfa07fa29f15c769fe3f4cf4419311d6f9;p=lttng-modules.git

diff --git a/lttng-abi.c b/lttng-abi.c
index e193f437..40f96eb5 100644
--- a/lttng-abi.c
+++ b/lttng-abi.c
@@ -396,7 +396,7 @@ int lttng_abi_create_channel(struct file *session_file,
 		fops = &lttng_metadata_fops;
 		break;
 	}
-		
+
 	chan_file = anon_inode_getfile("[lttng_channel]",
 				       fops,
 				       NULL, O_RDWR);
@@ -998,8 +998,11 @@ int lttng_abi_open_metadata_stream(struct file *channel_file)
 		goto notransport;
 	}
 
-	if (!lttng_kref_get(&session->metadata_cache->refcount))
+	if (!lttng_kref_get(&session->metadata_cache->refcount)) {
+		ret = -EOVERFLOW;
 		goto kref_error;
+	}
+
 	ret = lttng_abi_create_stream_fd(channel_file, stream_priv,
 			&lttng_metadata_ring_buffer_file_operations);
 	if (ret < 0)
@@ -1743,7 +1746,7 @@ int __init lttng_abi_init(void)
 	lttng_clock_ref();
 	lttng_proc_dentry = proc_create_data("lttng", S_IRUSR | S_IWUSR, NULL,
 					&lttng_fops, NULL);
-	
+
 	if (!lttng_proc_dentry) {
 		printk(KERN_ERR "Error creating LTTng control file\n");
 		ret = -ENOMEM;