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authorAlexey Velichayshiy <a.velichayshiy@ispras.ru>2025-12-10 16:51:33 +0300
committerSteve French <stfrench@microsoft.com>2025-12-14 18:35:56 -0600
commit8dd2e58b62731a96e276ee0545fb910ffb2057d9 (patch)
treeb294cf76b3e1844731c847b6a96247817d7b87e6
parent0446356e9f29d81757dc64ae7c61743e28d91ac0 (diff)
ksmbd: remove redundant DACL check in smb_check_perm_dacl
A zero value of pdacl->num_aces is already handled at the start of smb_check_perm_dacl() so the second check is useless. Drop the unreachable code block, no functional impact intended. Found by Linux Verification Center (linuxtesting.org) with SVACE. Signed-off-by: Alexey Velichayshiy <a.velichayshiy@ispras.ru> Acked-by: Namjae Jeon <linkinjeon@kernel.org> Signed-off-by: Steve French <stfrench@microsoft.com>
-rw-r--r--fs/smb/server/smbacl.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/fs/smb/server/smbacl.c b/fs/smb/server/smbacl.c
index 5aa7a66334d9..05598d994a68 100644
--- a/fs/smb/server/smbacl.c
+++ b/fs/smb/server/smbacl.c
@@ -1307,9 +1307,6 @@ int smb_check_perm_dacl(struct ksmbd_conn *conn, const struct path *path,
granted |= le32_to_cpu(ace->access_req);
ace = (struct smb_ace *)((char *)ace + le16_to_cpu(ace->size));
}
-
- if (!pdacl->num_aces)
- granted = GENERIC_ALL_FLAGS;
}
if (!uid)