[v1,02/13] cifs: use mod_delayed_work() for &server->reconnect if already queued
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Message ID 20200224131510.20608-3-metze@samba.org
State New
Headers show
Series
  • Avoid reconnects of failed session setups on soft mounts
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Commit Message

Stefan Metzmacher Feb. 24, 2020, 1:14 p.m. UTC
mod_delayed_work() is safer than queue_delayed_work() if there's a
chance that the work is already in the queue.

Signed-off-by: Stefan Metzmacher <metze@samba.org>
---
 fs/cifs/smb2pdu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch
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diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 1234f9ccab03..2495c3021772 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -378,7 +378,7 @@  smb2_reconnect(__le16 smb2_command, struct cifs_tcon *tcon)
 	}
 
 	if (smb2_command != SMB2_INTERNAL_CMD)
-		queue_delayed_work(cifsiod_wq, &server->reconnect, 0);
+		mod_delayed_work(cifsiod_wq, &server->reconnect, 0);
 
 	atomic_inc(&tconInfoReconnectCount);
 out:
@@ -3558,7 +3558,7 @@  SMB2_echo(struct TCP_Server_Info *server)
 
 	if (server->tcpStatus == CifsNeedNegotiate) {
 		/* No need to send echo on newly established connections */
-		queue_delayed_work(cifsiod_wq, &server->reconnect, 0);
+		mod_delayed_work(cifsiod_wq, &server->reconnect, 0);
 		return rc;
 	}