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authorOscar Carter <oscar.carter@gmx.com>2020-07-04 17:50:57 +0200
committerHelge Deller <deller@gmx.de>2020-08-11 12:06:39 +0200
commit875102ea4b7700330a33c0db71555d91dafa9c82 (patch)
treeafcfa77f03f809b2483711a34a43d028b610bbbd /arch/parisc/kernel
parent60e5da629a7c29e0987f6f02ec20b14c4ee0645e (diff)
parisc/kernel/ftrace: Remove function callback casts
In an effort to enable -Wcast-function-type in the top-level Makefile to support Control Flow Integrity builds, remove all the function callback casts. Co-developed-by: Helge Deller <deller@gmx.de> Signed-off-by: Oscar Carter <oscar.carter@gmx.com> Signed-off-by: Helge Deller <deller@gmx.de>
Diffstat (limited to 'arch/parisc/kernel')
-rw-r--r--arch/parisc/kernel/ftrace.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/parisc/kernel/ftrace.c b/arch/parisc/kernel/ftrace.c
index 1df0f67ed667..4bab21c71055 100644
--- a/arch/parisc/kernel/ftrace.c
+++ b/arch/parisc/kernel/ftrace.c
@@ -64,7 +64,8 @@ void notrace __hot ftrace_function_trampoline(unsigned long parent,
function_trace_op, regs);
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
- if (ftrace_graph_return != (trace_func_graph_ret_t) ftrace_stub ||
+ if (dereference_function_descriptor(ftrace_graph_return) !=
+ dereference_function_descriptor(ftrace_stub) ||
ftrace_graph_entry != ftrace_graph_entry_stub) {
unsigned long *parent_rp;