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MIPS: Alchemy: Switch to use kmemdup_array()

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Let the kememdup_array() take care about multiplication and possible
overflows.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
This commit is contained in:
Andy Shevchenko
2024-06-06 19:51:45 +03:00
committed by Thomas Bogendoerfer
parent 83a7eefedc
commit bc2e65bfc5
1 changed files with 4 additions and 4 deletions
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8
arch/mips/alchemy/common/platform.c
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@@ -409,8 +409,8 @@ static void __init alchemy_setup_macs(int ctype)
if (alchemy_get_macs(ctype) < 1)
return;
macres = kmemdup(au1xxx_eth0_resources[ctype],
sizeof(struct resource) * MAC_RES_COUNT, GFP_KERNEL);
macres = kmemdup_array(au1xxx_eth0_resources[ctype], MAC_RES_COUNT,
sizeof(*macres), GFP_KERNEL);
if (!macres) {
printk(KERN_INFO "Alchemy: no memory for MAC0 resources\n");
return;
@@ -430,8 +430,8 @@ static void __init alchemy_setup_macs(int ctype)
if (alchemy_get_macs(ctype) < 2)
return;
macres = kmemdup(au1xxx_eth1_resources[ctype],
sizeof(struct resource) * MAC_RES_COUNT, GFP_KERNEL);
macres = kmemdup_array(au1xxx_eth1_resources[ctype], MAC_RES_COUNT,
sizeof(*macres), GFP_KERNEL);
if (!macres) {
printk(KERN_INFO "Alchemy: no memory for MAC1 resources\n");
return;