When building with W=1, a number of warnings are issued:
CC lib/extable.o
lib/extable.c:63:6: warning: no previous prototype for 'sort_extable'
[-Wmissing-prototypes]
63 | void sort_extable(struct exception_table_entry *start,
| ^~~~~~~~~~~~
lib/extable.c:75:6: warning: no previous prototype for 'trim_init_extable'
[-Wmissing-prototypes]
75 | void trim_init_extable(struct module *m)
| ^~~~~~~~~~~~~~~~~
lib/extable.c:115:1: warning: no previous prototype for 'search_extable'
[-Wmissing-prototypes]
115 | search_extable(const struct exception_table_entry *base,
| ^~~~~~~~~~~~~~
Add the missing #include for the prototypes.
Signed-off-by: Valdis Kletnieks <valdis.kletni...@vt.edu>
diff --git a/lib/extable.c b/lib/extable.c
index 25da4071122a..c3e59caf7ffa 100644
--- a/lib/extable.c
+++ b/lib/extable.c
@@ -10,6 +10,7 @@
#include <linux/init.h>
#include <linux/sort.h>
#include <linux/uaccess.h>
+#include <linux/extable.h>
#ifndef ARCH_HAS_RELATIVE_EXTABLE
#define ex_to_insn(x) ((x)->insn)
