2023-07-01 14:55 GMT+09:00, Wang Ming <machel@xxxxxxxx>:
> The return value of the ksmbd_vfs_getcasexattr() is long.
> However, the return value is being assigned to an unsignef
> long variable 'v_len',so making 'v_len' to long. Also, when
> comparing to zero in the following code, no type conversion
> is required.
>
> silence the warning:
> ./fs/smb/server/vfs.c:WARNING: Unsigned expression compared
> with zero: v_len > 0
>
> Signed-off-by: Wang Ming <machel@xxxxxxxx>
I have previously pointed out that we can not apply your patch.
It still has issues and can't apply. The patch sent by your
colleague(Lu Hongfei) applied without problems. Ask him for help on
what's wrong.
Please check the warnings from checkpatch.pl.
ERROR: patch seems to be corrupt (line wrapped?)
#114: FILE: fs/smb/server/vfs.c:411:
, char *buf, loff_t *pos,
WARNING: please, no spaces at the start of a line
#119: FILE: fs/smb/server/vfs.c:415:
+ size_t size;$
WARNING: please, no spaces at the start of a line
#120: FILE: fs/smb/server/vfs.c:416:
+ ssize_t v_len;$
WARNING: please, no spaces at the start of a line
#130: FILE: fs/smb/server/vfs.c:433:
+ if (v_len < 0) {$
WARNING: suspect code indent for conditional statements (7, 15)
#130: FILE: fs/smb/server/vfs.c:433:
+ if (v_len < 0) {
pr_err("not found stream in xattr : %zd\n", v_len);
ERROR: code indent should use tabs where possible
#133: FILE: fs/smb/server/vfs.c:435:
+ err =3D v_len;$
WARNING: please, no spaces at the start of a line
#133: FILE: fs/smb/server/vfs.c:435:
+ err =3D v_len;$
ERROR: spaces required around that '=' (ctx:WxV)
#133: FILE: fs/smb/server/vfs.c:435:
+ err =3D v_len;
^
total: 3 errors, 5 warnings, 22 lines checked
> ---
> fs/smb/server/vfs.c | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/fs/smb/server/vfs.c b/fs/smb/server/vfs.c
> index e35914457..e605ee96b 100644
> --- a/fs/smb/server/vfs.c
> +++ b/fs/smb/server/vfs.c
> @@ -412,7 +412,8 @@ static int ksmbd_vfs_stream_write(struct ksmbd_file *fp,
> char *buf, loff_t *pos,
> {
> char *stream_buf = NULL, *wbuf;
> struct mnt_idmap *idmap = file_mnt_idmap(fp->filp);
> - size_t size, v_len;
> + size_t size;
> + ssize_t v_len;
> int err = 0;
>
> ksmbd_debug(VFS, "write stream data pos : %llu, count : %zd\n",
> @@ -429,9 +430,9 @@ static int ksmbd_vfs_stream_write(struct ksmbd_file *fp,
> char *buf, loff_t *pos,
> fp->stream.name,
> fp->stream.size,
> &stream_buf);
> - if ((int)v_len < 0) {
> + if (v_len < 0) {
> pr_err("not found stream in xattr : %zd\n", v_len);
> - err = (int)v_len;
> + err = v_len;
> goto out;
> }
>
> --
> 2.25.1
>
>
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