[PATCH v2] gdbserver: fix uClibc build whithout MMU.

[Romain Naour <romain.naour@openwide.fr>]

Since commit d86d4aafd4fa22fa4cccb83253fb187b03f97f48, the pid
must be retrieved from current_thread.

The change has not been made in the function linux_read_offsets().

Fixes:
http://autobuild.buildroot.net/results/9e4/9e4df085319e346803c26c65478accb27eb950ae/build-end.log

Signed-off-by: Romain Naour <romain.naour@openwide.fr>
---
v2: add a ChangleLog entry
    fix commit subject
    rebase on master
---
 gdb/gdbserver/ChangeLog   | 4 ++++
 gdb/gdbserver/linux-low.c | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/gdb/gdbserver/ChangeLog b/gdb/gdbserver/ChangeLog
index 332a516..cf3b998 100644
--- a/gdb/gdbserver/ChangeLog
+++ b/gdb/gdbserver/ChangeLog
@@ -1,3 +1,7 @@
+2015-04-14  Romain Naour <romain.naour@openwide.fr>
+
+	* linux-low.c (linux_read_offsets): Remove get_thread_lwp.
+
 2015-04-09  Gary Benson <gbenson@redhat.com>
 
 	* hostio-errno.c (errno_to_fileio_error): Remove function.
diff --git a/gdb/gdbserver/linux-low.c b/gdb/gdbserver/linux-low.c
index 6dd9224..a7f8446 100644
--- a/gdb/gdbserver/linux-low.c
+++ b/gdb/gdbserver/linux-low.c
@@ -5209,7 +5209,7 @@ static int
 linux_read_offsets (CORE_ADDR *text_p, CORE_ADDR *data_p)
 {
   unsigned long text, text_end, data;
-  int pid = lwpid_of (get_thread_lwp (current_thread));
+  int pid = lwpid_of (current_thread);
 
   errno = 0;
 
-- 
1.9.3