maint: update all copyright year number ranges

[gnulib.git] / lib / uninorm / uninorm-filter.c

diff --git a/lib/uninorm/uninorm-filter.c b/lib/uninorm/uninorm-filter.c
index 3d991cb..2559cc9 100644 (file)
--- a/lib/uninorm/uninorm-filter.c
+++ b/lib/uninorm/uninorm-filter.c
@@ -1,5 +1,5 @@
 /* Stream-based normalization of Unicode strings.
-   Copyright (C) 2009-2012 Free Software Foundation, Inc.
+   Copyright (C) 2009-2013 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2009.
 
    This program is free software: you can redistribute it and/or modify it
@@ -241,6 +241,12 @@ uninorm_filter_write (struct uninorm_filter *filter, ucs4_t uc_arg)
             new_sortbuf =
               (struct ucs4_with_ccc *)
               malloc (2 * filter->sortbuf_allocated * sizeof (struct ucs4_with_ccc));
+            if (new_sortbuf == NULL)
+              {
+                /* errno is ENOMEM. */
+                filter->sortbuf_count = sortbuf_count;
+                return -1;
+              }
             memcpy (new_sortbuf, filter->sortbuf,
                     sortbuf_count * sizeof (struct ucs4_with_ccc));
             if (filter->sortbuf != filter->sortbuf_preallocated)