diff options
author | Alex Shi <alex.shi@linaro.org> | 2017-07-18 14:31:54 +0800 |
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committer | Alex Shi <alex.shi@linaro.org> | 2017-07-18 14:31:54 +0800 |
commit | 16e243013beb93902693c4bb90e4348c99588429 (patch) | |
tree | 6a5858d948085974ef1f26bb1e4b546cfb44cfc5 /kernel/sysctl.c | |
parent | 2120557722577d8cff75a33a799ad15582dbd8ef (diff) | |
parent | 5289d9c979092878f2bf741d8b365ef7565fb6db (diff) |
Merge branch 'linux-linaro-lsk-v4.4' into linux-linaro-lsk-v4.4-androidlsk-v4.4-17.07-android
Diffstat (limited to 'kernel/sysctl.c')
-rw-r--r-- | kernel/sysctl.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 8ea768245b92..6e64c71e00a0 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -175,7 +175,7 @@ extern int no_unaligned_warning; #define SYSCTL_WRITES_WARN 0 #define SYSCTL_WRITES_STRICT 1 -static int sysctl_writes_strict = SYSCTL_WRITES_WARN; +static int sysctl_writes_strict = SYSCTL_WRITES_STRICT; static int proc_do_cad_pid(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos); @@ -2164,9 +2164,12 @@ static int do_proc_douintvec_conv(bool *negp, unsigned long *lvalp, if (write) { if (*negp) return -EINVAL; + if (*lvalp > UINT_MAX) + return -EINVAL; *valp = *lvalp; } else { unsigned int val = *valp; + *negp = false; *lvalp = (unsigned long)val; } return 0; |