diff options
| -rw-r--r-- | drivers/target/target_core_file.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c index a251efd783de..f44459a2a7c5 100644 --- a/drivers/target/target_core_file.c +++ b/drivers/target/target_core_file.c @@ -299,7 +299,7 @@ static int fd_do_readv(struct se_task *task) for_each_sg(task->task_sg, sg, task->task_sg_nents, i) { iov[i].iov_len = sg->length; - iov[i].iov_base = sg_virt(sg); + iov[i].iov_base = kmap(sg_page(sg)) + sg->offset; } old_fs = get_fs(); @@ -307,6 +307,8 @@ static int fd_do_readv(struct se_task *task) ret = vfs_readv(fd, &iov[0], task->task_sg_nents, &pos); set_fs(old_fs); + for_each_sg(task->task_sg, sg, task->task_sg_nents, i) + kunmap(sg_page(sg)); kfree(iov); /* * Return zeros and GOOD status even if the READ did not return @@ -352,7 +354,7 @@ static int fd_do_writev(struct se_task *task) for_each_sg(task->task_sg, sg, task->task_sg_nents, i) { iov[i].iov_len = sg->length; - iov[i].iov_base = sg_virt(sg); + iov[i].iov_base = kmap(sg_page(sg)) + sg->offset; } old_fs = get_fs(); @@ -360,6 +362,9 @@ static int fd_do_writev(struct se_task *task) ret = vfs_writev(fd, &iov[0], task->task_sg_nents, &pos); set_fs(old_fs); + for_each_sg(task->task_sg, sg, task->task_sg_nents, i) + kunmap(sg_page(sg)); + kfree(iov); if (ret < 0 || ret != task->task_size) { |