usb: xhci: use list_is_singular for cmd_list

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Use list_is_singular() to check if cmd_list has only one entry.

[use list_empty() in queue command instead -Mathias]
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Lu Baolu 2017-01-23 14:20:02 +02:00 • committed by Greg Kroah-Hartman

parent fb79a6da45

commit daa47f2132

1 changed files with 4 additions and 3 deletions

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7

drivers/usb/host/xhci-ring.c

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