Fix: Unmap before truncating

[babeltrace.git] / src / ctfser / ctfser.c

diff --git a/src/ctfser/ctfser.c b/src/ctfser/ctfser.c
index b28845cf8f5649bad43d69f7a4d87ea98e9faf0a..9152198f661df1f8b6fa980effc4b8361fa48a43 100644 (file)
--- a/src/ctfser/ctfser.c
+++ b/src/ctfser/ctfser.c
@@ -144,6 +144,19 @@ int bt_ctfser_fini(struct bt_ctfser *ctfser)
                goto free_path;
        }
 
+       if (ctfser->base_mma) {
+               /* Unmap old base */
+               ret = munmap_align(ctfser->base_mma);
+               if (ret) {
+                       BT_LOGE_ERRNO("Failed to unmap stream file",
+                               ": ret=%d, size-bytes=%" PRIu64,
+                               ret, ctfser->stream_size_bytes);
+                       goto end;
+               }
+
+               ctfser->base_mma = NULL;
+       }
+
        /*
         * Truncate the stream file's size to the minimum required to
         * fit the last packet as we might have grown it too much during
@@ -160,18 +173,6 @@ int bt_ctfser_fini(struct bt_ctfser *ctfser)
                goto end;
        }
 
-       if (ctfser->base_mma) {
-               /* Unmap old base */
-               ret = munmap_align(ctfser->base_mma);
-               if (ret) {
-                       BT_LOGE_ERRNO("Failed to unmap stream file",
-                               ": ret=%d, size-bytes=%" PRIu64,
-                               ret, ctfser->stream_size_bytes);
-                       goto end;
-               }
-
-               ctfser->base_mma = NULL;
-       }
 
        ret = close(ctfser->fd);
        if (ret) {