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-rw-r--r--fs/cifs/misc.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c
index addd1dcc2d79..9ee3f689c2b0 100644
--- a/fs/cifs/misc.c
+++ b/fs/cifs/misc.c
@@ -555,12 +555,14 @@ is_valid_oplock_break(struct smb_hdr *buf, struct TCP_Server_Info *srv)
continue;
cifs_stats_inc(&tcon->num_oplock_brks);
+ write_lock(&GlobalSMBSeslock);
list_for_each(tmp2, &tcon->openFileList) {
netfile = list_entry(tmp2, struct cifsFileInfo,
tlist);
if (pSMB->Fid != netfile->netfid)
continue;
+ write_unlock(&GlobalSMBSeslock);
read_unlock(&cifs_tcp_ses_lock);
cFYI(1, ("file id match, oplock break"));
pCifsInode = CIFS_I(netfile->pInode);
@@ -576,6 +578,7 @@ is_valid_oplock_break(struct smb_hdr *buf, struct TCP_Server_Info *srv)
return true;
}
+ write_unlock(&GlobalSMBSeslock);
read_unlock(&cifs_tcp_ses_lock);
cFYI(1, ("No matching file for oplock break"));
return true;