'refcount_error_report()' has no callers. Remove it.

Cc: Ingo Molnar <[email protected]>
Cc: Elena Reshetova <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Ard Biesheuvel <[email protected]>
Cc: Kees Cook <[email protected]>
Signed-off-by: Will Deacon <[email protected]>
---
 include/linux/kernel.h |  7 -------
 kernel/panic.c         | 11 -----------
 2 files changed, 18 deletions(-)

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index d83d403dac2e..09f759228e3f 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -328,13 +328,6 @@ extern int oops_may_print(void);
 void do_exit(long error_code) __noreturn;
 void complete_and_exit(struct completion *, long) __noreturn;
 
-#ifdef CONFIG_ARCH_HAS_REFCOUNT
-void refcount_error_report(struct pt_regs *regs, const char *err);
-#else
-static inline void refcount_error_report(struct pt_regs *regs, const char *err)
-{ }
-#endif
-
 /* Internal, do not use. */
 int __must_check _kstrtoul(const char *s, unsigned int base, unsigned long 
*res);
 int __must_check _kstrtol(const char *s, unsigned int base, long *res);
diff --git a/kernel/panic.c b/kernel/panic.c
index 47e8ebccc22b..10d05fd4f9c3 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -670,17 +670,6 @@ EXPORT_SYMBOL(__stack_chk_fail);
 
 #endif
 
-#ifdef CONFIG_ARCH_HAS_REFCOUNT
-void refcount_error_report(struct pt_regs *regs, const char *err)
-{
-       WARN_RATELIMIT(1, "refcount_t %s at %pB in %s[%d], uid/euid: %u/%u\n",
-               err, (void *)instruction_pointer(regs),
-               current->comm, task_pid_nr(current),
-               from_kuid_munged(&init_user_ns, current_uid()),
-               from_kuid_munged(&init_user_ns, current_euid()));
-}
-#endif
-
 core_param(panic, panic_timeout, int, 0644);
 core_param(panic_print, panic_print, ulong, 0644);
 core_param(pause_on_oops, pause_on_oops, int, 0644);
-- 
2.23.0.581.g78d2f28ef7-goog

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