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Diffstat (limited to 'fs/nfs/write.c')
-rw-r--r--fs/nfs/write.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index d9851a6a2813..51af4fff890f 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -1241,6 +1241,9 @@ int nfs_updatepage(struct file *file, struct page *page,
dprintk("NFS: nfs_updatepage(%pD2 %d@%lld)\n",
file, count, (long long)(page_file_offset(page) + offset));
+ if (!count)
+ goto out;
+
if (nfs_can_extend_write(file, page, inode)) {
count = max(count + offset, nfs_page_length(page));
offset = 0;
@@ -1251,7 +1254,7 @@ int nfs_updatepage(struct file *file, struct page *page,
nfs_set_pageerror(page);
else
__set_page_dirty_nobuffers(page);
-
+out:
dprintk("NFS: nfs_updatepage returns %d (isize %lld)\n",
status, (long long)i_size_read(inode));
return status;
@@ -1653,6 +1656,10 @@ nfs_commit_list(struct inode *inode, struct list_head *head, int how,
{
struct nfs_commit_data *data;
+ /* another commit raced with us */
+ if (list_empty(head))
+ return 0;
+
data = nfs_commitdata_alloc();
if (!data)