From: Anna Schumaker Date: Fri, 17 Apr 2020 15:01:50 +0000 (-0400) Subject: NFS: Use xdr_page_pos() in NFSv4 decode_getacl() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=a14a63594cc2e5bdcbb1543d29df945da71e380f;p=linux.git NFS: Use xdr_page_pos() in NFSv4 decode_getacl() Signed-off-by: Anna Schumaker --- diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index 0b3510f626237..3336ea3407a07 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -5308,7 +5308,6 @@ static int decode_getacl(struct xdr_stream *xdr, struct rpc_rqst *req, uint32_t attrlen, bitmap[3] = {0}; int status; - unsigned int pg_offset; res->acl_len = 0; if ((status = decode_op_hdr(xdr, OP_GETATTR)) != 0) @@ -5316,9 +5315,6 @@ static int decode_getacl(struct xdr_stream *xdr, struct rpc_rqst *req, xdr_enter_page(xdr, xdr->buf->page_len); - /* Calculate the offset of the page data */ - pg_offset = xdr->buf->head[0].iov_len; - if ((status = decode_attr_bitmap(xdr, bitmap)) != 0) goto out; if ((status = decode_attr_length(xdr, &attrlen, &savep)) != 0) @@ -5331,7 +5327,7 @@ static int decode_getacl(struct xdr_stream *xdr, struct rpc_rqst *req, /* The bitmap (xdr len + bitmaps) and the attr xdr len words * are stored with the acl data to handle the problem of * variable length bitmaps.*/ - res->acl_data_offset = xdr_stream_pos(xdr) - pg_offset; + res->acl_data_offset = xdr_page_pos(xdr); res->acl_len = attrlen; /* Check for receive buffer overflow */