diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 6610b77c88..7ee17d7966 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2015-01-13  Joel Brobecker  <brobecker@adacore.com>
+
+	* linux-nat.c (attach_proc_task_lwp_callback): Remove trailing
+	new-line in argument of call to "warning".
+
 2015-01-13  Joel Brobecker  <brobecker@adacore.com>
 
 	* ada-lang.c (ada_lookup_symbol_nonlocal): If name not found
diff --git a/gdb/linux-nat.c b/gdb/linux-nat.c
index 5f2c176b04..a8a63cf073 100644
--- a/gdb/linux-nat.c
+++ b/gdb/linux-nat.c
@@ -1181,7 +1181,7 @@ attach_proc_task_lwp_callback (ptid_t ptid)
 	    }
 	  else
 	    {
-	      warning (_("Cannot attach to lwp %d: %s\n"),
+	      warning (_("Cannot attach to lwp %d: %s"),
 		       lwpid,
 		       linux_ptrace_attach_fail_reason_string (ptid,
 							       err));