Add string utilities

[lttng-modules.git] / lttng-abi.c

diff --git a/lttng-abi.c b/lttng-abi.c
index e193f4377734d1a47a8d881125de8d93befe0cc3..40f96eb5d76dc6992dd6e6a311742593ed3b87c1 100644 (file)
--- 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;