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ksmbd: fix force create mode' and force directory mode'

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[ Upstream commit 65656f5242 ]

`force create mode' and `force directory mode' should be bitwise ORed
with the perms after `create mask' and `directory mask' have been
applied, respectively.

Signed-off-by: Atte Heikkilä <atteh.mailbox@gmail.com>
Acked-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Atte Heikkilä
2023-12-19 00:34:21 +09:00
committed by Greg Kroah-Hartman
parent 6f0207218c
commit e12b092416
1 changed files with 11 additions and 18 deletions
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29
fs/ksmbd/mgmt/share_config.h
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@@ -34,29 +34,22 @@ struct ksmbd_share_config {
#define KSMBD_SHARE_INVALID_UID ((__u16)-1)
#define KSMBD_SHARE_INVALID_GID ((__u16)-1)
static inline int share_config_create_mode(struct ksmbd_share_config *share,
umode_t posix_mode)
static inline umode_t
share_config_create_mode(struct ksmbd_share_config *share,
umode_t posix_mode)
{
if (!share->force_create_mode) {
if (!posix_mode)
return share->create_mask;
else
return posix_mode & share->create_mask;
}
return share->force_create_mode & share->create_mask;
umode_t mode = (posix_mode ?: (umode_t)-1) & share->create_mask;
return mode | share->force_create_mode;
}
static inline int share_config_directory_mode(struct ksmbd_share_config *share,
umode_t posix_mode)
static inline umode_t
share_config_directory_mode(struct ksmbd_share_config *share,
umode_t posix_mode)
{
if (!share->force_directory_mode) {
if (!posix_mode)
return share->directory_mask;
else
return posix_mode & share->directory_mask;
}
umode_t mode = (posix_mode ?: (umode_t)-1) & share->directory_mask;
return share->force_directory_mode & share->directory_mask;
return mode | share->force_directory_mode;
}
static inline int test_share_config_flag(struct ksmbd_share_config *share,