From 4d0deb380a5b53471cde1d8c0e0fbd1b53bfbc64 Mon Sep 17 00:00:00 2001 From: ZhaoLong Wang Date: Tue, 26 Dec 2023 09:01:12 +0800 Subject: ubi: Reserve sufficient buffer length for the input mask Because the mask received by the emulate_failures interface is a 32-bit unsigned integer, ensure that there is sufficient buffer length to receive and display this value. Signed-off-by: ZhaoLong Wang Reviewed-by: Zhihao Cheng Signed-off-by: Richard Weinberger --- drivers/mtd/ubi/debug.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/mtd') diff --git a/drivers/mtd/ubi/debug.c b/drivers/mtd/ubi/debug.c index 007f82d71020..d57f52bd2ff3 100644 --- a/drivers/mtd/ubi/debug.c +++ b/drivers/mtd/ubi/debug.c @@ -332,7 +332,7 @@ static ssize_t dfs_file_read(struct file *file, char __user *user_buf, struct dentry *dent = file->f_path.dentry; struct ubi_device *ubi; struct ubi_debug_info *d; - char buf[8]; + char buf[16]; int val; ubi = ubi_get_device(ubi_num); @@ -400,7 +400,7 @@ static ssize_t dfs_file_write(struct file *file, const char __user *user_buf, struct ubi_device *ubi; struct ubi_debug_info *d; size_t buf_size; - char buf[8] = {0}; + char buf[16] = {0}; int val; ubi = ubi_get_device(ubi_num); -- cgit v1.2.3