Changeset e242fba in mainline

Timestamp:

2013-07-24T17:48:31Z (11 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

f3922c2

Parents:

205261f

Message:

usbinfo: remove redundant error checks.

all used functions are NULL safe

File:

• uspace/app/usbinfo/list.c (modified) (1 diff)

uspace/app/usbinfo/list.c

@@ -62 +62 @@
         // and addresses as external id are going away
         usb_dev_session_t *sess = usb_dev_connect(handle);
-        if (!sess) {
-                printf(NAME "Failed to connect to device %" PRIun "\n", handle);
-                return;
-        }
         async_exch_t *exch = async_exchange_begin(sess);
-        if (!exch) {
-                printf("Failed to create exchange to dev %" PRIun "\n", handle);
-                usb_dev_disconnect(sess);
-                return;
-        }
+        
         usb_address_t address;
         rc = usb_get_my_address(exch, &address);
+        
         async_exchange_end(exch);
         usb_dev_disconnect(sess);