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path: root/fs/cifs/cifssmb.c
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Diffstat (limited to 'fs/cifs/cifssmb.c')
-rw-r--r--fs/cifs/cifssmb.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index 4d881c35eeca..f3264bd7a83d 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -1910,7 +1910,7 @@ cifs_writev_requeue(struct cifs_writedata *wdata)
do {
server = tlink_tcon(wdata->cfile->tlink)->ses->server;
- rc = server->ops->async_writev(wdata);
+ rc = server->ops->async_writev(wdata, cifs_writedata_release);
} while (rc == -EAGAIN);
for (i = 0; i < wdata->nr_pages; i++) {
@@ -1962,15 +1962,9 @@ cifs_writedata_alloc(unsigned int nr_pages, work_func_t complete)
{
struct cifs_writedata *wdata;
- /* this would overflow */
- if (nr_pages == 0) {
- cifs_dbg(VFS, "%s: called with nr_pages == 0!\n", __func__);
- return NULL;
- }
-
/* writedata + number of page pointers */
wdata = kzalloc(sizeof(*wdata) +
- sizeof(struct page *) * (nr_pages - 1), GFP_NOFS);
+ sizeof(struct page *) * nr_pages, GFP_NOFS);
if (wdata != NULL) {
kref_init(&wdata->refcount);
INIT_LIST_HEAD(&wdata->list);
@@ -2031,7 +2025,8 @@ cifs_writev_callback(struct mid_q_entry *mid)
/* cifs_async_writev - send an async write, and set up mid to handle result */
int
-cifs_async_writev(struct cifs_writedata *wdata)
+cifs_async_writev(struct cifs_writedata *wdata,
+ void (*release)(struct kref *kref))
{
int rc = -EACCES;
WRITE_REQ *smb = NULL;
@@ -2105,7 +2100,7 @@ cifs_async_writev(struct cifs_writedata *wdata)
if (rc == 0)
cifs_stats_inc(&tcon->stats.cifs_stats.num_writes);
else
- kref_put(&wdata->refcount, cifs_writedata_release);
+ kref_put(&wdata->refcount, release);
async_writev_out:
cifs_small_buf_release(smb);