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Fix panic when mount with invalid file system type

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Marsman1996 2025-06-06 17:52:08 +08:00 committed by Tate, Hongliang Tian
parent 55deb6a68b
commit 01328ee404
1 changed files with 3 additions and 1 deletions
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4
kernel/src/syscall/mount.rs
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@ -164,7 +164,9 @@ fn get_fs(
let data = user_space.read_cstring(data, MAX_FILENAME_LEN)?; let data = user_space.read_cstring(data, MAX_FILENAME_LEN)?;
let data = data.to_string_lossy(); let data = data.to_string_lossy();
let fs_type = fs_type.to_str().unwrap(); let fs_type = fs_type
.to_str()
.map_err(|_| Error::with_message(Errno::ENODEV, "Invalid file system type"))?;
match fs_type { match fs_type {
"ext2" => { "ext2" => {
let device = aster_block::get_device(devname.to_str().unwrap()).ok_or( let device = aster_block::get_device(devname.to_str().unwrap()).ok_or(