diff options
| author | Anton Altaparmakov <aia21@cantab.net> | 2005-12-05 15:48:41 +0000 |
|---|---|---|
| committer | Anton Altaparmakov <aia21@cantab.net> | 2005-12-05 15:48:41 +0000 |
| commit | 292d4ed32e35df4755052b5002e533348d1648fd (patch) | |
| tree | 8522e6bab962696bd25a6c02fb068c674a09b7ee /arch/m32r/kernel/sys_m32r.c | |
| parent | 3c6af7fa787f21f8873a050568ed892312899eb5 (diff) | |
| parent | e4f5c82a92c2a546a16af1614114eec19120e40a (diff) | |
Merge branch 'master' of /usr/src/ntfs-2.6/
Diffstat (limited to 'arch/m32r/kernel/sys_m32r.c')
| -rw-r--r-- | arch/m32r/kernel/sys_m32r.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/m32r/kernel/sys_m32r.c b/arch/m32r/kernel/sys_m32r.c index e0500e12c5fb..fe55b28d3725 100644 --- a/arch/m32r/kernel/sys_m32r.c +++ b/arch/m32r/kernel/sys_m32r.c @@ -41,7 +41,8 @@ asmlinkage int sys_tas(int *addr) return -EFAULT; local_irq_save(flags); oldval = *addr; - *addr = 1; + if (!oldval) + *addr = 1; local_irq_restore(flags); return oldval; } @@ -59,7 +60,8 @@ asmlinkage int sys_tas(int *addr) _raw_spin_lock(&tas_lock); oldval = *addr; - *addr = 1; + if (!oldval) + *addr = 1; _raw_spin_unlock(&tas_lock); return oldval; |