Bug#385917: glibc: [m68k] fix deadlock with pthread_spinlock

[Roman Zippel <zippel@linux-m68k.org>]

Package: glibc
Severity: important
Tags: patch

Hi,

stlport currectly produces a deadlock in its testsuite, due to a
deadlock in __pthread_spin_lock(). The attached patch fixes it.

bye, Roman

-- System Information:
Debian Release: testing/unstable
  APT prefers unstable
  APT policy: (500, 'unstable')
Architecture: m68k
Shell:  /bin/sh linked to /bin/dash
Kernel: Linux 2.4.30
Locale: LANG=de_DE.UTF-8, LC_CTYPE=C (charmap=ANSI_X3.4-1968)

---
 glibc-2.3.6/linuxthreads/sysdeps/m68k/pspinlock.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Index: glibc-2.3.6/linuxthreads/sysdeps/m68k/pspinlock.c
===================================================================
--- glibc-2.3.6/linuxthreads/sysdeps/m68k/pspinlock.c
+++ glibc-2.3.6/linuxthreads/sysdeps/m68k/pspinlock.c
@@ -25,7 +25,7 @@
 int
 __pthread_spin_lock (pthread_spinlock_t *lock)
 {
-  unsigned int val;
+  unsigned char val;
 
   do
     asm volatile ("tas %1; sne %0"
@@ -42,7 +42,7 @@ weak_alias (__pthread_spin_lock, pthread
 int
 __pthread_spin_trylock (pthread_spinlock_t *lock)
 {
-  unsigned int val;
+  unsigned char val;
 
   asm volatile ("tas %1; sne %0"
 		: "=dm" (val), "=m" (*lock)