Commit 2158d3fd authored Mar 09, 2012 by Phillip Lougher

Squashfs: fix f_pos check in get_dir_index_using_offset



One off error in the f_pos check.  If f_pos is 3 or less don't
bother reading the index because we're at the start of the
directory, and we obviously already know where that is on disk.

This eliminates an unnecessary read.

Signed-off-by: Phillip Lougher <phillip@squashfs.org.uk>

parent 47f4396e

fs/squashfs/dir.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -64,7 +64,7 @@ static int get_dir_index_using_offset(struct super_block *sb,
		* is offset by 3 because we invent "." and ".." entries which are
		* not actually stored in the directory.
		*/
		if (f_pos < 3)
		if (f_pos <= 3)
		return f_pos;
		f_pos -= 3;