From 9319cec8c185e84fc5281afb6ac5d4c47a234841 Mon Sep 17 00:00:00 2001 From: Hidetoshi Seto Date: Tue, 14 Apr 2009 17:26:30 +0900 Subject: [PATCH] x86, mce: use strict_strtoull Use strict_strtoull instead of simple_strtoull. Signed-off-by: Hidetoshi Seto Cc: Andi Kleen Signed-off-by: H. Peter Anvin --- arch/x86/kernel/cpu/mcheck/mce.c | 9 ++++----- arch/x86/kernel/cpu/mcheck/mce_amd_64.c | 16 ++++++---------- 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 8ab28368bb92..4375ffb5459f 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 083f270251fa..0c563432e25c 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 { -- GitLab