[PATCH] staging: comedi: fix potentially uninitialised variable

Michal Nazarewicz mpn at google.com
Sun Nov 10 18:37:49 UTC 2013


From: Michal Nazarewicz <mina86 at mina86.com>

If none of the if conditions take a true path, the ret variable will
never be assigned a value.
---
 drivers/staging/comedi/drivers/vmk80xx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/comedi/drivers/vmk80xx.c b/drivers/staging/comedi/drivers/vmk80xx.c
index 933b01a..0adf3cf 100644
--- a/drivers/staging/comedi/drivers/vmk80xx.c
+++ b/drivers/staging/comedi/drivers/vmk80xx.c
@@ -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;
--
1.8.3.2


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