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Mark internal netlink functions with attribute_hidden [BZ #18822]

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Mark internal netlink functions with attribute_hidden to allow direct
access within libc.so and libc.a without using GOT nor PLT.

	[BZ #18822]
	* sysdeps/unix/sysv/linux/netlinkaccess.h (__netlink_open): Add
	attribute_hidden.
	(__netlink_close): Likewise.
	(__netlink_free_handle): Likewise.
	(__netlink_request): Likewise.
This commit is contained in:
H.J. Lu
2017-10-01 15:56:04 -07:00
parent d48354d860
commit 0389a6aaae
2 changed files with 15 additions and 4 deletions
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9
ChangeLog
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@@ -1,3 +1,12 @@
2017-10-01 H.J. Lu <hongjiu.lu@intel.com>
[BZ #18822]
* sysdeps/unix/sysv/linux/netlinkaccess.h (__netlink_open): Add
attribute_hidden.
(__netlink_close): Likewise.
(__netlink_free_handle): Likewise.
(__netlink_request): Likewise.
2017-10-01 H.J. Lu <hongjiu.lu@intel.com> 2017-10-01 H.J. Lu <hongjiu.lu@intel.com>
[BZ #18822] [BZ #18822]

10
sysdeps/unix/sysv/linux/netlinkaccess.h
View File

@@ -44,10 +44,12 @@ struct netlink_handle
}; };
extern int __netlink_open (struct netlink_handle *h); extern int __netlink_open (struct netlink_handle *h) attribute_hidden;
extern void __netlink_close (struct netlink_handle *h); extern void __netlink_close (struct netlink_handle *h) attribute_hidden;
extern void __netlink_free_handle (struct netlink_handle *h); extern void __netlink_free_handle (struct netlink_handle *h)
extern int __netlink_request (struct netlink_handle *h, int type); attribute_hidden;
extern int __netlink_request (struct netlink_handle *h, int type)
attribute_hidden;
/* Terminate the process if RESULT is an invalid recvmsg result for /* Terminate the process if RESULT is an invalid recvmsg result for
the netlink socket FD. */ the netlink socket FD. */