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authorTrond Myklebust <trond.myklebust@hammerspace.com>2020-12-06 20:41:41 +0300
committerTrond Myklebust <trond.myklebust@hammerspace.com>2020-12-14 14:51:07 +0300
commite43ac22b83921928479da0bad25aaee3d95c2b1a (patch)
tree9d28f263bc585e3298240b98d8c875e70865dc41 /net/sunrpc
parent6707fbd7d3be72da4ebde7f56b46814befd2db19 (diff)
downloadlinux-e43ac22b83921928479da0bad25aaee3d95c2b1a.tar.xz
SUNRPC: _copy_to/from_pages() now check for zero length
Clean up callers of _copy_to/from_pages() that still check for a zero length. Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'net/sunrpc')
-rw-r--r--net/sunrpc/xdr.c6
1 files 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);