libceph: use local variable cursor instead of &msg->cursor

Use local variable cursor in place of &msg->cursor in
read_partial_msg_data() and write_partial_msg_data().

Signed-off-by: Shraddha Barke <shraddha.6596@gmail.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Shraddha Barke 2015-10-19 21:59:00 +05:30 committed by Ilya Dryomov
parent 70cf052d0c
commit 343128ce91

View file

@ -1552,8 +1552,8 @@ static int write_partial_message_data(struct ceph_connection *con)
bool need_crc; bool need_crc;
int ret; int ret;
page = ceph_msg_data_next(&msg->cursor, &page_offset, &length, page = ceph_msg_data_next(cursor, &page_offset, &length,
&last_piece); &last_piece);
ret = ceph_tcp_sendpage(con->sock, page, page_offset, ret = ceph_tcp_sendpage(con->sock, page, page_offset,
length, !last_piece); length, !last_piece);
if (ret <= 0) { if (ret <= 0) {
@ -1564,7 +1564,7 @@ static int write_partial_message_data(struct ceph_connection *con)
} }
if (do_datacrc && cursor->need_crc) if (do_datacrc && cursor->need_crc)
crc = ceph_crc32c_page(crc, page, page_offset, length); crc = ceph_crc32c_page(crc, page, page_offset, length);
need_crc = ceph_msg_data_advance(&msg->cursor, (size_t)ret); need_crc = ceph_msg_data_advance(cursor, (size_t)ret);
} }
dout("%s %p msg %p done\n", __func__, con, msg); dout("%s %p msg %p done\n", __func__, con, msg);
@ -2246,8 +2246,7 @@ static int read_partial_msg_data(struct ceph_connection *con)
if (do_datacrc) if (do_datacrc)
crc = con->in_data_crc; crc = con->in_data_crc;
while (cursor->resid) { while (cursor->resid) {
page = ceph_msg_data_next(&msg->cursor, &page_offset, &length, page = ceph_msg_data_next(cursor, &page_offset, &length, NULL);
NULL);
ret = ceph_tcp_recvpage(con->sock, page, page_offset, length); ret = ceph_tcp_recvpage(con->sock, page, page_offset, length);
if (ret <= 0) { if (ret <= 0) {
if (do_datacrc) if (do_datacrc)
@ -2258,7 +2257,7 @@ static int read_partial_msg_data(struct ceph_connection *con)
if (do_datacrc) if (do_datacrc)
crc = ceph_crc32c_page(crc, page, page_offset, ret); crc = ceph_crc32c_page(crc, page, page_offset, ret);
(void) ceph_msg_data_advance(&msg->cursor, (size_t)ret); (void) ceph_msg_data_advance(cursor, (size_t)ret);
} }
if (do_datacrc) if (do_datacrc)
con->in_data_crc = crc; con->in_data_crc = crc;