diff options
| author | Alexander Usyskin <alexander.usyskin@intel.com> | 2016-05-24 22:03:41 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-08-30 14:35:14 +0200 |
| commit | aab3b1a34ae376a80ebb05a217d950df13db5156 (patch) | |
| tree | a02cab92e752a8958634380c6b456eaa96ce21f2 /drivers/misc | |
| parent | mei: amthif: use mei_cl_alloc_cb for allocating cbs (diff) | |
| download | linux-aab3b1a34ae376a80ebb05a217d950df13db5156.tar.xz linux-aab3b1a34ae376a80ebb05a217d950df13db5156.zip | |
mei: drop mei_io_cb_alloc_buf
mei_io_cb_alloc_buf have a single caller :mei_cl_alloc_cb. After amthif
stopped using it, the code can be integrated into the caller and the
function can be dropped.
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/mei/client.c | 32 | ||||
| -rw-r--r-- | drivers/misc/mei/client.h | 2 |
2 files changed, 6 insertions, 28 deletions
diff --git a/drivers/misc/mei/client.c b/drivers/misc/mei/client.c index 641c1a566687..6658917be64f 100644 --- a/drivers/misc/mei/client.c +++ b/drivers/misc/mei/client.c @@ -420,31 +420,6 @@ static inline void mei_io_list_free(struct mei_cl_cb *list, struct mei_cl *cl) } /** - * mei_io_cb_alloc_buf - allocate callback buffer - * - * @cb: io callback structure - * @length: size of the buffer - * - * Return: 0 on success - * -EINVAL if cb is NULL - * -ENOMEM if allocation failed - */ -int mei_io_cb_alloc_buf(struct mei_cl_cb *cb, size_t length) -{ - if (!cb) - return -EINVAL; - - if (length == 0) - return 0; - - cb->buf.data = kmalloc(length, GFP_KERNEL); - if (!cb->buf.data) - return -ENOMEM; - cb->buf.size = length; - return 0; -} - -/** * mei_cl_alloc_cb - a convenient wrapper for allocating read cb * * @cl: host client @@ -464,10 +439,15 @@ struct mei_cl_cb *mei_cl_alloc_cb(struct mei_cl *cl, size_t length, if (!cb) return NULL; - if (mei_io_cb_alloc_buf(cb, length)) { + if (length == 0) + return cb; + + cb->buf.data = kmalloc(length, GFP_KERNEL); + if (!cb->buf.data) { mei_io_cb_free(cb); return NULL; } + cb->buf.size = length; return cb; } diff --git a/drivers/misc/mei/client.h b/drivers/misc/mei/client.h index 0d7a3a1fef78..16466aa40cbd 100644 --- a/drivers/misc/mei/client.h +++ b/drivers/misc/mei/client.h @@ -85,8 +85,6 @@ static inline u8 mei_me_cl_ver(const struct mei_me_client *me_cl) struct mei_cl_cb *mei_io_cb_init(struct mei_cl *cl, enum mei_cb_file_ops type, const struct file *fp); void mei_io_cb_free(struct mei_cl_cb *priv_cb); -int mei_io_cb_alloc_buf(struct mei_cl_cb *cb, size_t length); - /** * mei_io_list_init - Sets up a queue list. |