x86/platform/intel/mrst: Remove cast for kmalloc() return value

Signed-off-by: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Link: http://lkml.kernel.org/r/513EB5DA.2010300@cn.fujitsu.comSigned-off-by: Ingo Molnar <mingo@kernel.org>

arch/x86/platform/mrst/mrst.c

@@ -356,8 +356,7 @@ static int __init sfi_parse_gpio(struct sfi_table_header *table)
 	num = SFI_GET_NUM_ENTRIES(sb, struct sfi_gpio_table_entry);
 	pentry = (struct sfi_gpio_table_entry *)sb->pentry;
 
-	gpio_table = (struct sfi_gpio_table_entry *)
-				kmalloc(num * sizeof(*pentry), GFP_KERNEL);
+	gpio_table = kmalloc(num * sizeof(*pentry), GFP_KERNEL);
 	if (!gpio_table)
 		return -1;
 	memcpy(gpio_table, pentry, num * sizeof(*pentry));