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path: root/fs/smb/server/transport_ipc.c
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Diffstat (limited to 'fs/smb/server/transport_ipc.c')
-rw-r--r--fs/smb/server/transport_ipc.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/smb/server/transport_ipc.c b/fs/smb/server/transport_ipc.c
index 2c08cccfa680..2dbabe2d8005 100644
--- a/fs/smb/server/transport_ipc.c
+++ b/fs/smb/server/transport_ipc.c
@@ -553,12 +553,16 @@ static void *ipc_msg_send_request(struct ksmbd_ipc_msg *msg, unsigned int handle
up_write(&ipc_msg_table_lock);
ret = ipc_msg_send(msg);
- if (ret)
+ if (ret) {
+ down_write(&ipc_msg_table_lock);
goto out;
+ }
ret = wait_event_interruptible_timeout(entry.wait,
entry.response != NULL,
IPC_WAIT_TIMEOUT);
+
+ down_write(&ipc_msg_table_lock);
if (entry.response) {
ret = ipc_validate_msg(&entry);
if (ret) {
@@ -567,7 +571,6 @@ static void *ipc_msg_send_request(struct ksmbd_ipc_msg *msg, unsigned int handle
}
}
out:
- down_write(&ipc_msg_table_lock);
hash_del(&entry.ipc_table_hlist);
up_write(&ipc_msg_table_lock);
return entry.response;