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| author | Chao Yu <yuchao0@huawei.com> | 2019-01-04 17:39:53 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2019-01-08 20:41:09 -0800 |
| commit | 36c5733f9570e9052a6437012be8034085f25ab7 (patch) | |
| tree | 70f16160e61b763912657c6235bdbf0eec907958 /fs/f2fs/sysfs.c | |
| parent | 8e11403876b1e29d290ea42bb20bf45ef927ef6e (diff) | |
| download | linux-36c5733f9570e9052a6437012be8034085f25ab7.tar.gz linux-36c5733f9570e9052a6437012be8034085f25ab7.tar.bz2 linux-36c5733f9570e9052a6437012be8034085f25ab7.zip | |
f2fs: check inject_rate validity during configuring
Type of inject_rate is unsigned int, let's check new value's
validity during configuring.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/sysfs.c')
| -rw-r--r-- | fs/f2fs/sysfs.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index 0575edbe3ed6..02d4012a9183 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -222,6 +222,8 @@ out: #ifdef CONFIG_F2FS_FAULT_INJECTION if (a->struct_type == FAULT_INFO_TYPE && t >= (1 << FAULT_MAX)) return -EINVAL; + if (a->struct_type == FAULT_INFO_RATE && t >= UINT_MAX) + return -EINVAL; #endif if (a->struct_type == RESERVED_BLOCKS) { spin_lock(&sbi->stat_lock); |