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Commit adbfc045 authored by Chao Yu's avatar Chao Yu Committed by Jaegeuk Kim
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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: default avatarChao Yu <yuchao0@huawei.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent fbb88513

fs/f2fs/sysfs.c

+2 −0
Original line number Diff line number Diff line
@@ -222,6 +222,8 @@ static ssize_t __sbi_store(struct f2fs_attr *a, 
#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);