[PATCH 3/7] cifs: smbd: Return EINTR when interrupted

From: Long Li
Date: Mon May 07 2018 - 18:21:45 EST


From: Long Li <longli@xxxxxxxxxxxxx>

When packets are waiting for outbound I/O and interrupted, return the
proper error code to user process.

Signed-off-by: Long Li <longli@xxxxxxxxxxxxx>
---
fs/cifs/smbdirect.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/cifs/smbdirect.c b/fs/cifs/smbdirect.c
index 79b025e..b8dd493 100644
--- a/fs/cifs/smbdirect.c
+++ b/fs/cifs/smbdirect.c
@@ -1963,7 +1963,7 @@ static int smbd_recv_buf(struct smbd_connection *info, char *buf,
info->transport_status != SMBD_CONNECTED);
/* Don't return any data if interrupted */
if (rc)
- return -ENODEV;
+ return rc;

if (info->transport_status != SMBD_CONNECTED) {
log_read(ERR, "disconnected\n");
@@ -1991,7 +1991,7 @@ static int smbd_recv_page(struct smbd_connection *info,
info->reassembly_data_length >= to_read ||
info->transport_status != SMBD_CONNECTED);
if (ret)
- return 0;
+ return ret;

/* now we can read from reassembly queue and not sleep */
to_address = kmap_atomic(page);
--
2.7.4