ftrace: fix build failure

fix:

 kernel/trace/ftrace.c: In function 'ftrace_release':
 kernel/trace/ftrace.c:271: error: implicit declaration of function 'ftrace_release_hash'

release_hash is not needed without dftraced.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 0 insertions, 2 deletions

diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 07762c08a944..27212321eb0d 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -267,8 +267,6 @@ void ftrace_release(void *start, unsigned long size)
                 }
         }
         spin_unlock(&ftrace_lock);
-
-        ftrace_release_hash(s, e);
 }
 
 static struct dyn_ftrace *ftrace_alloc_dyn_node(unsigned long ip)