diff options
-rw-r--r-- | net/9p/trans_fd.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c index 6c88e8983750..f6d4af16cb19 100644 --- a/net/9p/trans_fd.c +++ b/net/9p/trans_fd.c | |||
@@ -1344,7 +1344,6 @@ p9_fd_poll(struct p9_trans *trans, struct poll_table_struct *pt) | |||
1344 | { | 1344 | { |
1345 | int ret, n; | 1345 | int ret, n; |
1346 | struct p9_trans_fd *ts = NULL; | 1346 | struct p9_trans_fd *ts = NULL; |
1347 | mm_segment_t oldfs; | ||
1348 | 1347 | ||
1349 | if (trans && trans->status == Connected) | 1348 | if (trans && trans->status == Connected) |
1350 | ts = trans->priv; | 1349 | ts = trans->priv; |
@@ -1358,24 +1357,17 @@ p9_fd_poll(struct p9_trans *trans, struct poll_table_struct *pt) | |||
1358 | if (!ts->wr->f_op || !ts->wr->f_op->poll) | 1357 | if (!ts->wr->f_op || !ts->wr->f_op->poll) |
1359 | return -EIO; | 1358 | return -EIO; |
1360 | 1359 | ||
1361 | oldfs = get_fs(); | ||
1362 | set_fs(get_ds()); | ||
1363 | |||
1364 | ret = ts->rd->f_op->poll(ts->rd, pt); | 1360 | ret = ts->rd->f_op->poll(ts->rd, pt); |
1365 | if (ret < 0) | 1361 | if (ret < 0) |
1366 | goto end; | 1362 | return ret; |
1367 | 1363 | ||
1368 | if (ts->rd != ts->wr) { | 1364 | if (ts->rd != ts->wr) { |
1369 | n = ts->wr->f_op->poll(ts->wr, pt); | 1365 | n = ts->wr->f_op->poll(ts->wr, pt); |
1370 | if (n < 0) { | 1366 | if (n < 0) |
1371 | ret = n; | 1367 | return n; |
1372 | goto end; | ||
1373 | } | ||
1374 | ret = (ret & ~POLLOUT) | (n & ~POLLIN); | 1368 | ret = (ret & ~POLLOUT) | (n & ~POLLIN); |
1375 | } | 1369 | } |
1376 | 1370 | ||
1377 | end: | ||
1378 | set_fs(oldfs); | ||
1379 | return ret; | 1371 | return ret; |
1380 | } | 1372 | } |
1381 | 1373 | ||