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usb: cypress_m8 init error path fix

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If at some point cypress_init() fails deregister
only the resources that were registered until that point.

Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Mariusz Kozlowski 2006-11-17 17:49:22 +01:00 • committed by Greg Kroah-Hartman
parent 93f1a47c4a
commit 2e46b74852
1 changed files with 7 additions and 8 deletions
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15
drivers/usb/serial/cypress_m8.c
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@ -1684,15 +1684,14 @@ static int __init cypress_init(void)
info(DRIVER_DESC " " DRIVER_VERSION); info(DRIVER_DESC " " DRIVER_VERSION);
return 0; return 0;
failed_usb_register:
usb_deregister(&cypress_driver);
failed_ca42v2_register:
usb_serial_deregister(&cypress_ca42v2_device);
failed_hidcom_register:
usb_serial_deregister(&cypress_hidcom_device);
failed_em_register:
usb_serial_deregister(&cypress_earthmate_device);
failed_usb_register:
usb_serial_deregister(&cypress_ca42v2_device);
failed_ca42v2_register:
usb_serial_deregister(&cypress_hidcom_device);
failed_hidcom_register:
usb_serial_deregister(&cypress_earthmate_device);
failed_em_register:
return retval; return retval;
} }