nptl: mark forwarded functions protected

The libc stubs should never override the libpthread provided
functions inside libpthread, otherwise the struct pthread_functions
that is used by the forwarder stubs goes bad.

Signed-off-by: Timo Teras <timo.teras@iki.fi>
Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/libpthread/nptl/pthread_self.c b/libpthread/nptl/pthread_self.c
index f0e3b3f98..1ad528367 100644
--- a/libpthread/nptl/pthread_self.c
+++ b/libpthread/nptl/pthread_self.c
@@ -22,6 +22,7 @@
 
 
 pthread_t
+attribute_protected
 __pthread_self (void)
 {
   return (pthread_t) THREAD_SELF;