diff options
Diffstat (limited to 'fs/cifs/smb2ops.c')
| -rw-r--r-- | fs/cifs/smb2ops.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index 91e53df4e420..378260cd25a6 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -70,6 +70,10 @@ smb2_add_credits(struct TCP_Server_Info *server, const unsigned int add, spin_lock(&server->req_lock); val = server->ops->get_credits_field(server, optype); *val += add; + if (*val > 65000) { + *val = 65000; /* Don't get near 64K credits, avoid srv bugs */ + printk_once(KERN_WARNING "server overflowed SMB3 credits\n"); + } server->in_flight--; if (server->in_flight == 0 && (optype & CIFS_OP_MASK) != CIFS_NEG_OP) rc = change_conf(server); |