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authorScott Wood <scottwood@freescale.com>2009-04-03 15:48:44 -0500
committerKumar Gala <galak@kernel.crashing.org>2009-04-06 09:09:28 -0500
commitbd86ef378412fc30282daf722a833f734e4e2236 (patch)
treea93bd59ef3857747d94808b58f508b8d94c77f2f
parentd91e4ea7047d96733d763f1626f1f21ff4298cef (diff)
cpm_uart: Initialize port.dev before it's used.
Previously, this caused NULL to sometimes be passed as a device to the DMA code. With recent DMA changes, that now causes a BUG(). Signed-off-by: Scott Wood <scottwood@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
-rw-r--r--drivers/serial/cpm_uart/cpm_uart_core.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/serial/cpm_uart/cpm_uart_core.c b/drivers/serial/cpm_uart/cpm_uart_core.c
index 5c6ef51da27..4dd00bea191 100644
--- a/drivers/serial/cpm_uart/cpm_uart_core.c
+++ b/drivers/serial/cpm_uart/cpm_uart_core.c
@@ -1339,13 +1339,13 @@ static int __devinit cpm_uart_probe(struct of_device *ofdev,
dev_set_drvdata(&ofdev->dev, pinfo);
+ /* initialize the device pointer for the port */
+ pinfo->port.dev = &ofdev->dev;
+
ret = cpm_uart_init_port(ofdev->node, pinfo);
if (ret)
return ret;
- /* initialize the device pointer for the port */
- pinfo->port.dev = &ofdev->dev;
-
return uart_add_one_port(&cpm_reg, &pinfo->port);
}