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mfd: dln2: A couple endian fixes 

Sparse catches a couple endian bugs.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Octavian Purdila <octavian.purdila@intel.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Dan Carpenter 2014-11-18 14:58:00 +02:00 committed by Lee Jones
parent 00ee7a37fd
commit 2fc2b4846c
1 changed files with 5 additions and 3 deletions
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8
drivers/mfd/dln2.c
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@ -436,6 +436,7 @@ static int _dln2_transfer(struct dln2_dev *dln2, u16 handle, u16 cmd,
struct device *dev = &dln2->interface->dev;
const unsigned long timeout = DLN2_USB_TIMEOUT * HZ / 1000;
struct dln2_mod_rx_slots *rxs = &dln2->mod_rx_slots[handle];
int size;
spin_lock(&dln2->disconnect_lock);
if (!dln2->disconnect)
@ -477,8 +478,9 @@ static int _dln2_transfer(struct dln2_dev *dln2, u16 handle, u16 cmd,
/* if we got here we know that the response header has been checked */
rsp = rxc->urb->transfer_buffer;
size = le16_to_cpu(rsp->hdr.size);
if (rsp->hdr.size < sizeof(*rsp)) {
if (size < sizeof(*rsp)) {
ret = -EPROTO;
goto out_free_rx_slot;
}
@ -493,8 +495,8 @@ static int _dln2_transfer(struct dln2_dev *dln2, u16 handle, u16 cmd,
if (!ibuf)
goto out_free_rx_slot;
if (*ibuf_len > rsp->hdr.size - sizeof(*rsp))
*ibuf_len = rsp->hdr.size - sizeof(*rsp);
if (*ibuf_len > size - sizeof(*rsp))
*ibuf_len = size - sizeof(*rsp);
memcpy(ibuf, rsp + 1, *ibuf_len);