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MIPS: Alchemy: Use kmemdup rather than duplicating its implementation 

The semantic patch that makes this change is available
in scripts/coccinelle/api/memdup.cocci.

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/3058/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Thomas Meyer 2011-11-17 23:43:40 +01:00 committed by Ralf Baechle
parent a551fafba2
commit a6196bab64
1 changed files with 4 additions and 6 deletions
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10
arch/mips/alchemy/common/platform.c
View File

@ -334,13 +334,12 @@ static void __init alchemy_setup_macs(int ctype)
if (alchemy_get_macs(ctype) < 1) if (alchemy_get_macs(ctype) < 1)
return; return;
macres = kmalloc(sizeof(struct resource) * MAC_RES_COUNT, GFP_KERNEL); macres = kmemdup(au1xxx_eth0_resources[ctype],
sizeof(struct resource) * MAC_RES_COUNT, GFP_KERNEL);
if (!macres) { if (!macres) {
printk(KERN_INFO "Alchemy: no memory for MAC0 resources\n"); printk(KERN_INFO "Alchemy: no memory for MAC0 resources\n");
return; return;
} }
memcpy(macres, au1xxx_eth0_resources[ctype],
sizeof(struct resource) * MAC_RES_COUNT);
au1xxx_eth0_device.resource = macres; au1xxx_eth0_device.resource = macres;
i = prom_get_ethernet_addr(ethaddr); i = prom_get_ethernet_addr(ethaddr);
@ -356,13 +355,12 @@ static void __init alchemy_setup_macs(int ctype)
if (alchemy_get_macs(ctype) < 2) if (alchemy_get_macs(ctype) < 2)
return; return;
macres = kmalloc(sizeof(struct resource) * MAC_RES_COUNT, GFP_KERNEL); macres = kmemdup(au1xxx_eth1_resources[ctype],
sizeof(struct resource) * MAC_RES_COUNT, GFP_KERNEL);
if (!macres) { if (!macres) {
printk(KERN_INFO "Alchemy: no memory for MAC1 resources\n"); printk(KERN_INFO "Alchemy: no memory for MAC1 resources\n");
return; return;
} }
memcpy(macres, au1xxx_eth1_resources[ctype],
sizeof(struct resource) * MAC_RES_COUNT);
au1xxx_eth1_device.resource = macres; au1xxx_eth1_device.resource = macres;
ethaddr[5] += 1; /* next addr for 2nd MAC */ ethaddr[5] += 1; /* next addr for 2nd MAC */