diff options
| author | Jeff Garzik <jgarzik@pobox.com> | 2005-11-29 03:50:33 -0500 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-11-29 03:50:33 -0500 |
| commit | 2226340eb8df9c42f9fca74582d08d5117fc0cec (patch) | |
| tree | c98370844715194600b79f886dbc391633f3e470 /arch/m32r/kernel/sys_m32r.c | |
| parent | 2e06cb5859fdaeba0529806eb1bf161ffd0db201 (diff) | |
| parent | 624f54be206adf970cd8eece16446b027913e533 (diff) | |
| download | kernel-crypto-2226340eb8df9c42f9fca74582d08d5117fc0cec.tar.gz kernel-crypto-2226340eb8df9c42f9fca74582d08d5117fc0cec.tar.xz kernel-crypto-2226340eb8df9c42f9fca74582d08d5117fc0cec.zip | |
Merge branch 'master'
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 e0500e12c5f..fe55b28d372 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; |