From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Tue, 22 Dec 2015 16:10:14 +0100
The return type "u32" was used by the fhci_create_ep() function even though
it will eventually return a negative error code.
Improve this implementation detail by using the type "int" instead.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/usb/host/fhci-tds.c | 2 +-
drivers/usb/host/fhci.h | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/host/fhci-tds.c b/drivers/usb/host/fhci-tds.c
index f82ad5d..fc0b525 100644
--- a/drivers/usb/host/fhci-tds.c
+++ b/drivers/usb/host/fhci-tds.c
@@ -149,7 +149,7 @@ void fhci_ep0_free(struct fhci_usb *usb)
* data_mem The data memory partition(BUS)
* ring_len TD ring length
*/
-u32 fhci_create_ep(struct fhci_usb *usb, enum fhci_mem_alloc data_mem,
+int fhci_create_ep(struct fhci_usb *usb, enum fhci_mem_alloc data_mem,
u32 ring_len)
{
struct endpoint *ep;
diff --git a/drivers/usb/host/fhci.h b/drivers/usb/host/fhci.h
index 154e6a0..afa3cfc 100644
--- a/drivers/usb/host/fhci.h
+++ b/drivers/usb/host/fhci.h
@@ -547,7 +547,7 @@ u32 fhci_host_transaction(struct fhci_usb *usb, struct packet *pkt,
void fhci_host_transmit_actual_frame(struct fhci_usb *usb);
void fhci_tx_conf_interrupt(struct fhci_usb *usb);
void fhci_push_dummy_bd(struct endpoint *ep);
-u32 fhci_create_ep(struct fhci_usb *usb, enum fhci_mem_alloc data_mem,
+int fhci_create_ep(struct fhci_usb *usb, enum fhci_mem_alloc data_mem,
u32 ring_len);
void fhci_init_ep_registers(struct fhci_usb *usb,
struct endpoint *ep,
--
2.6.3
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