Commit 73104b6e authored Dec 13, 2011 by Miklos Szeredi

fuse: llseek fix race

Fix race between lseek(fd, 0, SEEK_CUR) and read/write. This was fixed in
generic code by commit 5b6f1eb9 (vfs: lseek(fd, 0, SEEK_CUR) race condition).

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>

parent b48c6af2

fs/fuse/file.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -1567,6 +1567,10 @@ static loff_t fuse_file_llseek(struct file *file, loff_t offset, int origin)
		offset += i_size_read(inode);
		break;
		case SEEK_CUR:
		if (offset == 0) {
		retval = file->f_pos;
		goto exit;
		}
		offset += file->f_pos;
		break;
		case SEEK_DATA: