linux-kernel - [PATCH 3/3 update] firewire: fw-ohci: shut up false compiler warning on PPC32

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Date:	Sat, 1 Mar 2008 12:21:47 +0100 (CET)
From:	Stefan Richter <stefanr@...6.in-berlin.de>
To:	linux1394-devel@...ts.sourceforge.net
cc:	linuxppc-dev@...abs.org, linux-kernel@...r.kernel.org,
	Stephen Rothwell <sfr@...b.auug.org.au>
Subject: [PATCH 3/3 update] firewire: fw-ohci: shut up false compiler warning
 on PPC32

Shut up two "may be used uninitialised in this function" warnings due to
PPC32's implementation of dma_alloc_coherent().

Signed-off-by: Stefan Richter <stefanr@...6.in-berlin.de>
---
 drivers/firewire/fw-ohci.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Index: linux-2.6.25-rc3/drivers/firewire/fw-ohci.c
===================================================================
--- linux-2.6.25-rc3.orig/drivers/firewire/fw-ohci.c
+++ linux-2.6.25-rc3/drivers/firewire/fw-ohci.c
@@ -544,7 +544,7 @@ static int
 context_add_buffer(struct context *ctx)
 {
 	struct descriptor_buffer *desc;
-	dma_addr_t bus_addr;
+	dma_addr_t uninitialized_var(bus_addr);
 	int offset;
 
 	/*
@@ -1334,7 +1334,7 @@ ohci_set_config_rom(struct fw_card *card
 	unsigned long flags;
 	int retval = -EBUSY;
 	__be32 *next_config_rom;
-	dma_addr_t next_config_rom_bus;
+	dma_addr_t uninitialized_var(next_config_rom_bus);
 
 	ohci = fw_ohci(card);
 

-- 
Stefan Richter
-=====-==--- --== ----=
http://arcgraph.de/sr/

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