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| author | Al Viro <viro@zeniv.linux.org.uk> | 2009-12-16 08:34:13 +0300 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2009-12-16 20:16:40 +0300 |
| commit | 853b3da10d617f08340e5fe569c99e7b54f2a568 (patch) | |
| tree | 1c89150faf505825989026dd12641cedaadd6bb8 /arch/xtensa | |
| parent | 8bea8672edfca7ec5f661cafb218f1205863b343 (diff) | |
| download | linux-853b3da10d617f08340e5fe569c99e7b54f2a568.tar.xz | |
sanitize do_pipe_flags() callers in arch
* hpux_pipe() - no need to take BKL
* sys32_pipe() in arch/x86/ia32 and xtensa_pipe() in arch/xtensa -
no need at all, since both functions are open-coded sys_pipe()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/xtensa')
| -rw-r--r-- | arch/xtensa/include/asm/syscall.h | 1 | ||||
| -rw-r--r-- | arch/xtensa/include/asm/unistd.h | 2 | ||||
| -rw-r--r-- | arch/xtensa/kernel/syscall.c | 18 |
3 files changed, 1 insertions, 20 deletions
diff --git a/arch/xtensa/include/asm/syscall.h b/arch/xtensa/include/asm/syscall.h index 4352dbe1186a..efcf33b92e4c 100644 --- a/arch/xtensa/include/asm/syscall.h +++ b/arch/xtensa/include/asm/syscall.h @@ -12,7 +12,6 @@ struct pt_regs; struct sigaction; asmlinkage long xtensa_execve(char*, char**, char**, struct pt_regs*); asmlinkage long xtensa_clone(unsigned long, unsigned long, struct pt_regs*); -asmlinkage long xtensa_pipe(int __user *); asmlinkage long xtensa_ptrace(long, long, long, long); asmlinkage long xtensa_sigreturn(struct pt_regs*); asmlinkage long xtensa_rt_sigreturn(struct pt_regs*); diff --git a/arch/xtensa/include/asm/unistd.h b/arch/xtensa/include/asm/unistd.h index fbf318b3af3e..528042c2951e 100644 --- a/arch/xtensa/include/asm/unistd.h +++ b/arch/xtensa/include/asm/unistd.h @@ -94,7 +94,7 @@ __SYSCALL( 35, sys_readlink, 3) #define __NR_mknod 36 __SYSCALL( 36, sys_mknod, 3) #define __NR_pipe 37 -__SYSCALL( 37, xtensa_pipe, 1) +__SYSCALL( 37, sys_pipe, 1) #define __NR_unlink 38 __SYSCALL( 38, sys_unlink, 1) #define __NR_rmdir 39 diff --git a/arch/xtensa/kernel/syscall.c b/arch/xtensa/kernel/syscall.c index 1e67bab775c1..816e6d0d686c 100644 --- a/arch/xtensa/kernel/syscall.c +++ b/arch/xtensa/kernel/syscall.c @@ -39,24 +39,6 @@ syscall_t sys_call_table[__NR_syscall_count] /* FIXME __cacheline_aligned */= { #include <asm/unistd.h> }; -/* - * xtensa_pipe() is the normal C calling standard for creating a pipe. It's not - * the way unix traditional does this, though. - */ - -asmlinkage long xtensa_pipe(int __user *userfds) -{ - int fd[2]; - int error; - - error = do_pipe_flags(fd, 0); - if (!error) { - if (copy_to_user(userfds, fd, 2 * sizeof(int))) - error = -EFAULT; - } - return error; -} - asmlinkage long xtensa_shmat(int shmid, char __user *shmaddr, int shmflg) { unsigned long ret; |