diff options
author | Jens Axboe <axboe@kernel.dk> | 2013-07-02 08:31:48 +0200 |
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committer | Jens Axboe <axboe@kernel.dk> | 2013-07-02 08:31:48 +0200 |
commit | 5f0e5afa0de4522abb3ea7d1369039b94e740ec5 (patch) | |
tree | 6a5be3db9ecfed8ef2150c6146f6d1e0d658ac8b /net/core/iovec.c | |
parent | d752b2696072ed52fd5afab08b601e2220a3b87e (diff) | |
parent | 9e895ace5d82df8929b16f58e9f515f6d54ab82d (diff) |
Merge tag 'v3.10-rc7' into for-3.11/drivers
Linux 3.10-rc7
Pull this in early to avoid doing it with the bcache merge,
since there are a number of changes to bcache between my old
base (3.10-rc1) and the new pull request.
Diffstat (limited to 'net/core/iovec.c')
-rw-r--r-- | net/core/iovec.c | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/net/core/iovec.c b/net/core/iovec.c index 7e7aeb01de4..de178e46268 100644 --- a/net/core/iovec.c +++ b/net/core/iovec.c @@ -75,31 +75,6 @@ int verify_iovec(struct msghdr *m, struct iovec *iov, struct sockaddr_storage *a /* * Copy kernel to iovec. Returns -EFAULT on error. - * - * Note: this modifies the original iovec. - */ - -int memcpy_toiovec(struct iovec *iov, unsigned char *kdata, int len) -{ - while (len > 0) { - if (iov->iov_len) { - int copy = min_t(unsigned int, iov->iov_len, len); - if (copy_to_user(iov->iov_base, kdata, copy)) - return -EFAULT; - kdata += copy; - len -= copy; - iov->iov_len -= copy; - iov->iov_base += copy; - } - iov++; - } - - return 0; -} -EXPORT_SYMBOL(memcpy_toiovec); - -/* - * Copy kernel to iovec. Returns -EFAULT on error. */ int memcpy_toiovecend(const struct iovec *iov, unsigned char *kdata, @@ -125,31 +100,6 @@ int memcpy_toiovecend(const struct iovec *iov, unsigned char *kdata, EXPORT_SYMBOL(memcpy_toiovecend); /* - * Copy iovec to kernel. Returns -EFAULT on error. - * - * Note: this modifies the original iovec. - */ - -int memcpy_fromiovec(unsigned char *kdata, struct iovec *iov, int len) -{ - while (len > 0) { - if (iov->iov_len) { - int copy = min_t(unsigned int, len, iov->iov_len); - if (copy_from_user(kdata, iov->iov_base, copy)) - return -EFAULT; - len -= copy; - kdata += copy; - iov->iov_base += copy; - iov->iov_len -= copy; - } - iov++; - } - - return 0; -} -EXPORT_SYMBOL(memcpy_fromiovec); - -/* * Copy iovec from kernel. Returns -EFAULT on error. */ |