From: Stefan Richter <stefanr@s5r6.in-berlin.de>
Date: Thu, 13 Mar 2008 23:27:49 +0000 (+0100)
Subject: firewire: fw-ohci: shut up false compiler warning on PPC32
X-Git-Tag: v2.6.25-rc6~12^2
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=f5101d58afc528c1d0c863fe03cd2d607766c4a1;p=linux-2.6-omap-h63xx.git

firewire: fw-ohci: shut up false compiler warning on PPC32

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

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
---

diff --git a/drivers/firewire/fw-ohci.c b/drivers/firewire/fw-ohci.c
index fcf59fcae1b..996d61f0d46 100644
--- a/drivers/firewire/fw-ohci.c
+++ b/drivers/firewire/fw-ohci.c
@@ -281,7 +281,7 @@ static int ar_context_add_page(struct ar_context *ctx)
 {
 	struct device *dev = ctx->ohci->card.device;
 	struct ar_buffer *ab;
-	dma_addr_t ab_bus;
+	dma_addr_t uninitialized_var(ab_bus);
 	size_t offset;
 
 	ab = dma_alloc_coherent(dev, PAGE_SIZE, &ab_bus, GFP_ATOMIC);
@@ -536,7 +536,7 @@ 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;
 
 	/*
@@ -1321,7 +1321,7 @@ ohci_set_config_rom(struct fw_card *card, u32 *config_rom, size_t length)
 	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);