diff options
Diffstat (limited to 'fs/read_write.c')
| -rw-r--r-- | fs/read_write.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/read_write.c b/fs/read_write.c index 30df848b7451..177ccc3d405a 100644 --- a/fs/read_write.c +++ b/fs/read_write.c @@ -478,8 +478,8 @@ static ssize_t new_sync_write(struct file *filp, const char __user *buf, size_t return ret; } -ssize_t __vfs_write(struct file *file, const char __user *p, size_t count, - loff_t *pos) +static ssize_t __vfs_write(struct file *file, const char __user *p, + size_t count, loff_t *pos) { if (file->f_op->write) return file->f_op->write(file, p, count, pos); @@ -1238,6 +1238,9 @@ COMPAT_SYSCALL_DEFINE5(preadv64v2, unsigned long, fd, const struct compat_iovec __user *,vec, unsigned long, vlen, loff_t, pos, rwf_t, flags) { + if (pos == -1) + return do_compat_readv(fd, vec, vlen, flags); + return do_compat_preadv64(fd, vec, vlen, pos, flags); } #endif @@ -1344,6 +1347,9 @@ COMPAT_SYSCALL_DEFINE5(pwritev64v2, unsigned long, fd, const struct compat_iovec __user *,vec, unsigned long, vlen, loff_t, pos, rwf_t, flags) { + if (pos == -1) + return do_compat_writev(fd, vec, vlen, flags); + return do_compat_pwritev64(fd, vec, vlen, pos, flags); } #endif |