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-rw-r--r--source4/ntvfs/ntvfs_generic.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/source4/ntvfs/ntvfs_generic.c b/source4/ntvfs/ntvfs_generic.c
index c5b88da3d1..e449e61b34 100644
--- a/source4/ntvfs/ntvfs_generic.c
+++ b/source4/ntvfs/ntvfs_generic.c
@@ -1044,11 +1044,12 @@ NTSTATUS ntvfs_map_lock(struct ntvfs_module_context *ntvfs,
return NT_STATUS_NO_MEMORY;
}
for (i=0;i<lck->smb2.in.lock_count;i++) {
- if (lck->smb2.in.locks[i].flags & ~SMB2_LOCK_FLAG_ALL_MASK) {
- return NT_STATUS_INVALID_PARAMETER;
- }
if (lck->smb2.in.locks[i].flags & SMB2_LOCK_FLAG_UNLOCK) {
int j = lck2->generic.in.ulock_cnt;
+ if (lck->smb2.in.locks[i].flags &
+ (SMB2_LOCK_FLAG_SHARED|SMB2_LOCK_FLAG_EXCLUSIVE)) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
lck2->generic.in.ulock_cnt++;
lck2->generic.in.locks[j].pid = 0;
lck2->generic.in.locks[j].offset = lck->smb2.in.locks[i].offset;