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-rw-r--r--arch/x86/kernel/cpu/mcheck/mce.c9
-rw-r--r--arch/x86/kernel/cpu/mcheck/mce_amd_64.c16
2 files changed, 10 insertions, 15 deletions
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index 8ab28368bb9..4375ffb5459 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -1059,18 +1059,17 @@ static ssize_t show_bank(struct sys_device *s, struct sysdev_attribute *attr,
}
static ssize_t set_bank(struct sys_device *s, struct sysdev_attribute *attr,
- const char *buf, size_t siz)
+ const char *buf, size_t size)
{
- char *end;
- u64 new = simple_strtoull(buf, &end, 0);
+ u64 new;
- if (end == buf)
+ if (strict_strtoull(buf, 0, &new) < 0)
return -EINVAL;
bank[attr - bank_attrs] = new;
mce_restart();
- return end-buf;
+ return size;
}
static ssize_t
diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd_64.c b/arch/x86/kernel/cpu/mcheck/mce_amd_64.c
index 083f270251f..0c563432e25 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_amd_64.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_amd_64.c
@@ -269,14 +269,12 @@ SHOW_FIELDS(interrupt_enable)
SHOW_FIELDS(threshold_limit)
static ssize_t
-store_interrupt_enable(struct threshold_block *b, const char *buf, size_t count)
+store_interrupt_enable(struct threshold_block *b, const char *buf, size_t size)
{
struct thresh_restart tr;
unsigned long new;
- char *end;
- new = simple_strtoul(buf, &end, 0);
- if (end == buf)
+ if (strict_strtoul(buf, 0, &new) < 0)
return -EINVAL;
b->interrupt_enable = !!new;
@@ -287,18 +285,16 @@ store_interrupt_enable(struct threshold_block *b, const char *buf, size_t count)
smp_call_function_single(b->cpu, threshold_restart_bank, &tr, 1);
- return end - buf;
+ return size;
}
static ssize_t
-store_threshold_limit(struct threshold_block *b, const char *buf, size_t count)
+store_threshold_limit(struct threshold_block *b, const char *buf, size_t size)
{
struct thresh_restart tr;
unsigned long new;
- char *end;
- new = simple_strtoul(buf, &end, 0);
- if (end == buf)
+ if (strict_strtoul(buf, 0, &new) < 0)
return -EINVAL;
if (new > THRESHOLD_MAX)
@@ -313,7 +309,7 @@ store_threshold_limit(struct threshold_block *b, const char *buf, size_t count)
smp_call_function_single(b->cpu, threshold_restart_bank, &tr, 1);
- return end - buf;
+ return size;
}
struct threshold_block_cross_cpu {