[PATCH v2 05/15] SUNRPC: _copy_to/from_pages() now check for zero length

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From: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>

Clean up callers of _copy_to/from_pages() that still check for a zero
length.

Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
---
 net/sunrpc/xdr.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c
index 19eaa38f7d16..01918e60b67b 100644
--- a/net/sunrpc/xdr.c
+++ b/net/sunrpc/xdr.c
@@ -1665,8 +1665,7 @@ static void __read_bytes_from_xdr_buf(struct xdr_buf *subbuf, void *obj, unsigne
 	len -= this_len;
 	obj += this_len;
 	this_len = min_t(unsigned int, len, subbuf->page_len);
-	if (this_len)
-		_copy_from_pages(obj, subbuf->pages, subbuf->page_base, this_len);
+	_copy_from_pages(obj, subbuf->pages, subbuf->page_base, this_len);
 	len -= this_len;
 	obj += this_len;
 	this_len = min_t(unsigned int, len, subbuf->tail[0].iov_len);
@@ -1696,8 +1695,7 @@ static void __write_bytes_to_xdr_buf(struct xdr_buf *subbuf, void *obj, unsigned
 	len -= this_len;
 	obj += this_len;
 	this_len = min_t(unsigned int, len, subbuf->page_len);
-	if (this_len)
-		_copy_to_pages(subbuf->pages, subbuf->page_base, obj, this_len);
+	_copy_to_pages(subbuf->pages, subbuf->page_base, obj, this_len);
 	len -= this_len;
 	obj += this_len;
 	this_len = min_t(unsigned int, len, subbuf->tail[0].iov_len);
-- 
2.29.2




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