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NFSv4: Fix acl buffer size

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resp_len is passed in as buffer size to decode routine; make sure it's
 set right in case where userspace provides less than a page's worth of
 buffer.

 Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
 Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
J. Bruce Fields 2005-10-13 16:54:32 -04:00 committed by Trond Myklebust
parent 8c233cf9c2
commit 1d95db8e16
1 changed files with 1 additions and 1 deletions
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2
fs/nfs/nfs4proc.c
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@ -2357,7 +2357,7 @@ static inline ssize_t nfs4_get_acl_uncached(struct inode *inode, void *buf, size
return -ENOMEM;
args.acl_pages[0] = localpage;
args.acl_pgbase = 0;
args.acl_len = PAGE_SIZE;
resp_len = args.acl_len = PAGE_SIZE;
} else {
resp_buf = buf;
buf_to_pages(buf, buflen, args.acl_pages, &args.acl_pgbase);