[PATCH 36/58] Hide internal __fopen_maybe_mmap function [BZ #18822]

H.J. Lu hjl.tools@gmail.com
Fri Sep 1 18:01:00 GMT 2017


Hide internal __fopen_maybe_mmap function to allow direct access within
libc.so and libc.a without using GOT nor PLT.

	[BZ #18822]
	* libio/iolibio.h (__fopen_maybe_mmap): Add attribute_hidden.
---
 libio/iolibio.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libio/iolibio.h b/libio/iolibio.h
index 754d8b0650..0185e685d4 100644
--- a/libio/iolibio.h
+++ b/libio/iolibio.h
@@ -25,7 +25,7 @@ extern _IO_FILE *_IO_new_fopen (const char*, const char*);
 extern _IO_FILE *_IO_fopen64 (const char*, const char*);
 extern _IO_FILE *__fopen_internal (const char*, const char*, int)
 	attribute_hidden;
-extern _IO_FILE *__fopen_maybe_mmap (_IO_FILE *) __THROW;
+extern _IO_FILE *__fopen_maybe_mmap (_IO_FILE *) __THROW attribute_hidden;
 extern int _IO_fprintf (_IO_FILE*, const char*, ...);
 extern int _IO_fputs (const char*, _IO_FILE*);
 libc_hidden_proto (_IO_fputs)
-- 
2.13.5



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