vhost: vhost_scsi_handle_vq() should just use copy_from_user()

[cascardo/linux.git] / lib / iovec.c

diff --git a/lib/iovec.c b/lib/iovec.c
deleted file mode 100644 (file)
index d8f17a9..0000000
--- a/lib/iovec.c
+++ /dev/null
@@ -1,36 +0,0 @@
-#include <linux/uaccess.h>
-#include <linux/export.h>
-#include <linux/uio.h>
-
-/*
- *     Copy iovec to kernel. Returns -EFAULT on error.
- */
-
-int memcpy_fromiovecend(unsigned char *kdata, const struct iovec *iov,
-                       int offset, int len)
-{
-       /* No data? Done! */
-       if (len == 0)
-               return 0;
-
-       /* Skip over the finished iovecs */
-       while (offset >= iov->iov_len) {
-               offset -= iov->iov_len;
-               iov++;
-       }
-
-       while (len > 0) {
-               u8 __user *base = iov->iov_base + offset;
-               int copy = min_t(unsigned int, len, iov->iov_len - offset);
-
-               offset = 0;
-               if (copy_from_user(kdata, base, copy))
-                       return -EFAULT;
-               len -= copy;
-               kdata += copy;
-               iov++;
-       }
-
-       return 0;
-}
-EXPORT_SYMBOL(memcpy_fromiovecend);