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authorAl Viro <viro@zeniv.linux.org.uk>2014-11-24 19:45:05 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2014-12-09 16:29:11 -0500
commit218321e7a0838c2be974539f0a5341b398d4432b (patch)
treef2b6606ee509292bfb98d7427a21f9882b6a945e /lib
parentd3a9632f09153bc46a8077844e05e179f1c10c3f (diff)
bury memcpy_toiovec()
no users left Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'lib')
-rw-r--r--lib/iovec.c25
1 files changed, 0 insertions, 25 deletions
diff --git a/lib/iovec.c b/lib/iovec.c
index df3abd1eaa4a..2d99cb4a5006 100644
--- a/lib/iovec.c
+++ b/lib/iovec.c
@@ -29,31 +29,6 @@ EXPORT_SYMBOL(memcpy_fromiovec);
29 29
30/* 30/*
31 * Copy kernel to iovec. Returns -EFAULT on error. 31 * Copy kernel to iovec. Returns -EFAULT on error.
32 *
33 * Note: this modifies the original iovec.
34 */
35
36int memcpy_toiovec(struct iovec *iov, unsigned char *kdata, int len)
37{
38 while (len > 0) {
39 if (iov->iov_len) {
40 int copy = min_t(unsigned int, iov->iov_len, len);
41 if (copy_to_user(iov->iov_base, kdata, copy))
42 return -EFAULT;
43 kdata += copy;
44 len -= copy;
45 iov->iov_len -= copy;
46 iov->iov_base += copy;
47 }
48 iov++;
49 }
50
51 return 0;
52}
53EXPORT_SYMBOL(memcpy_toiovec);
54
55/*
56 * Copy kernel to iovec. Returns -EFAULT on error.
57 */ 32 */
58 33
59int memcpy_toiovecend(const struct iovec *iov, unsigned char *kdata, 34int memcpy_toiovecend(const struct iovec *iov, unsigned char *kdata,