Commit e6114fa1 authored May 05, 2010 by Anatolij Gustschin Committed by Greg Kroah-Hartman May 13, 2010

serial: mpc52xx_uart: fix null pointer dereference



Commit 6acc6833
introduced NULL pointer dereference and kernel crash
on ppc32 machines while booting. Fix this bug now.

Reported-by: Leonardo Chiquitto <leonardo.lists@gmail.com>
Tested-by: Leonardo Chiquitto <leonardo.lists@gmail.com>
Signed-off-by: Anatolij Gustschin <agust@denx.de>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

parent cea0d767

drivers/serial/mpc52xx_uart.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1467,7 +1467,7 @@ mpc52xx_uart_init(void)
		/*
		* Map the PSC FIFO Controller and init if on MPC512x.
		*/
		if (psc_ops->fifoc_init) {
		if (psc_ops && psc_ops->fifoc_init) {
		ret = psc_ops->fifoc_init();
		if (ret)
		return ret;