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authorNamjae Jeon2021-09-29 15:37:18 +0900
committerSteve French2021-09-30 09:58:06 -0500
commit88d300522cbb2827b679359e98cbadfb46e8226c (patch)
treea0610e2da907bfc567fa2ffdd14834a7065fc948 /fs/ksmbd
parentce812992f239f45e13c820a52455fec6eacbce1e (diff)
ksmbd: use correct basic info level in set_file_basic_info()
Use correct basic info level in set/get_file_basic_info(). Reviewed-by: Ralph Boehme <slow@samba.org> Signed-off-by: Namjae Jeon <linkinjeon@kernel.org> Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/ksmbd')
-rw-r--r--fs/ksmbd/smb2pdu.c13
-rw-r--r--fs/ksmbd/smb2pdu.h9
2 files changed, 15 insertions, 7 deletions
diff --git a/fs/ksmbd/smb2pdu.c b/fs/ksmbd/smb2pdu.c
index cea376b2dd8f..ce10873cfded 100644
--- a/fs/ksmbd/smb2pdu.c
+++ b/fs/ksmbd/smb2pdu.c
@@ -4161,7 +4161,7 @@ static void get_file_access_info(struct smb2_query_info_rsp *rsp,
static int get_file_basic_info(struct smb2_query_info_rsp *rsp,
struct ksmbd_file *fp, void *rsp_org)
{
- struct smb2_file_all_info *basic_info;
+ struct smb2_file_basic_info *basic_info;
struct kstat stat;
u64 time;
@@ -4171,7 +4171,7 @@ static int get_file_basic_info(struct smb2_query_info_rsp *rsp,
return -EACCES;
}
- basic_info = (struct smb2_file_all_info *)rsp->Buffer;
+ basic_info = (struct smb2_file_basic_info *)rsp->Buffer;
generic_fillattr(file_mnt_user_ns(fp->filp), file_inode(fp->filp),
&stat);
basic_info->CreationTime = cpu_to_le64(fp->create_time);
@@ -4184,9 +4184,8 @@ static int get_file_basic_info(struct smb2_query_info_rsp *rsp,
basic_info->Attributes = fp->f_ci->m_fattr;
basic_info->Pad1 = 0;
rsp->OutputBufferLength =
- cpu_to_le32(offsetof(struct smb2_file_all_info, AllocationSize));
- inc_rfc1001_len(rsp_org, offsetof(struct smb2_file_all_info,
- AllocationSize));
+ cpu_to_le32(sizeof(struct smb2_file_basic_info));
+ inc_rfc1001_len(rsp_org, sizeof(struct smb2_file_basic_info));
return 0;
}
@@ -5412,7 +5411,7 @@ out:
static int set_file_basic_info(struct ksmbd_file *fp, char *buf,
struct ksmbd_share_config *share)
{
- struct smb2_file_all_info *file_info;
+ struct smb2_file_basic_info *file_info;
struct iattr attrs;
struct timespec64 ctime;
struct file *filp;
@@ -5423,7 +5422,7 @@ static int set_file_basic_info(struct ksmbd_file *fp, char *buf,
if (!(fp->daccess & FILE_WRITE_ATTRIBUTES_LE))
return -EACCES;
- file_info = (struct smb2_file_all_info *)buf;
+ file_info = (struct smb2_file_basic_info *)buf;
attrs.ia_valid = 0;
filp = fp->filp;
inode = file_inode(filp);
diff --git a/fs/ksmbd/smb2pdu.h b/fs/ksmbd/smb2pdu.h
index bcec845b03f3..261825d06391 100644
--- a/fs/ksmbd/smb2pdu.h
+++ b/fs/ksmbd/smb2pdu.h
@@ -1464,6 +1464,15 @@ struct smb2_file_all_info { /* data block encoding of response to level 18 */
char FileName[1];
} __packed; /* level 18 Query */
+struct smb2_file_basic_info { /* data block encoding of response to level 18 */
+ __le64 CreationTime; /* Beginning of FILE_BASIC_INFO equivalent */
+ __le64 LastAccessTime;
+ __le64 LastWriteTime;
+ __le64 ChangeTime;
+ __le32 Attributes;
+ __u32 Pad1; /* End of FILE_BASIC_INFO_INFO equivalent */
+} __packed;
+
struct smb2_file_alt_name_info {
__le32 FileNameLength;
char FileName[0];