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Diffstat (limited to 'arch/x86/kernel/cpu/microcode/core.c')
-rw-r--r--arch/x86/kernel/cpu/microcode/core.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/kernel/cpu/microcode/core.c b/arch/x86/kernel/cpu/microcode/core.c
index 2637ff09d6a0..168fa272cc3e 100644
--- a/arch/x86/kernel/cpu/microcode/core.c
+++ b/arch/x86/kernel/cpu/microcode/core.c
@@ -434,9 +434,10 @@ static ssize_t microcode_write(struct file *file, const char __user *buf,
size_t len, loff_t *ppos)
{
ssize_t ret = -EINVAL;
+ unsigned long nr_pages = totalram_pages;
- if ((len >> PAGE_SHIFT) > totalram_pages) {
- pr_err("too much data (max %ld pages)\n", totalram_pages);
+ if ((len >> PAGE_SHIFT) > nr_pages) {
+ pr_err("too much data (max %ld pages)\n", nr_pages);
return ret;
}