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-rw-r--r--include/linux/thread_info.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h
index 73a6f34b3847..9f392ec76f2b 100644
--- a/include/linux/thread_info.h
+++ b/include/linux/thread_info.h
@@ -209,9 +209,12 @@ __bad_copy_from(void);
extern void __compiletime_error("copy destination size is too small")
__bad_copy_to(void);
+void __copy_overflow(int size, unsigned long count);
+
static inline void copy_overflow(int size, unsigned long count)
{
- WARN(1, "Buffer overflow detected (%d < %lu)!\n", size, count);
+ if (IS_ENABLED(CONFIG_BUG))
+ __copy_overflow(size, count);
}
static __always_inline __must_check bool