From: H.J. Lu <hjl.tools@gmail.com>
Date: Sun, 1 Oct 2017 23:07:30 +0000 (-0700)
Subject: Hide internal __fopen_maybe_mmap function [BZ #18822]
X-Git-Tag: glibc-2.27~795
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6036fc38bf50d61ac5f09a435ce4622b586238ed;p=thirdparty%2Fglibc.git

Hide internal __fopen_maybe_mmap function [BZ #18822]

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.
---

diff --git a/ChangeLog b/ChangeLog
index ccdc1c8614a..8a09d16ba74 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2017-10-01  H.J. Lu  <hongjiu.lu@intel.com>
+
+	[BZ #18822]
+	* libio/iolibio.h (__fopen_maybe_mmap): Add attribute_hidden.
+
 2017-10-01  H.J. Lu  <hongjiu.lu@intel.com>
 
 	[BZ #18822]
diff --git a/libio/iolibio.h b/libio/iolibio.h
index 754d8b06505..0185e685d4d 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)