staging: comedi: fix potentially uninitialised variable
authorMichal Nazarewicz <mina86@mina86.com>
Mon, 11 Nov 2013 11:31:51 +0000 (12:31 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 25 Nov 2013 17:09:07 +0000 (09:09 -0800)
If none of the if conditions take a true path, the ret variable will
never be assigned a value.

Signed-off-by: Michal Nazarewicz <mina86@mina86.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/vmk80xx.c

index 933b01a0f03d4274e4f82ced6240a79f78b2c742..0adf3cffddb07251f09d961eedc490206db88fb3 100644 (file)
@@ -465,7 +465,7 @@ static int vmk80xx_do_insn_bits(struct comedi_device *dev,
        unsigned char *rx_buf = devpriv->usb_rx_buf;
        unsigned char *tx_buf = devpriv->usb_tx_buf;
        int reg, cmd;
-       int ret;
+       int ret = 0;
 
        if (devpriv->model == VMK8061_MODEL) {
                reg = VMK8061_DO_REG;