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Date:      Thu, 10 Feb 2022 07:19:35 +0000
From:      bugzilla-noreply@freebsd.org
To:        fs@FreeBSD.org
Subject:   [Bug 261850] fs/ext2fs: Fix bug in disk data block allocation
Message-ID:  <bug-261850-3630-cluoVmWW2t@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-261850-3630@https.bugs.freebsd.org/bugzilla/>
References:  <bug-261850-3630@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D261850

--- Comment #3 from chenguang.wang <chenguang.wang@terapines.com> ---
Created attachment 231702
  --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=3D231702&action=
=3Dedit
fs/ext2fs: Fix bug in disk data block allocation.

git diff fs/ext2fs/ext2_alloc.c
diff --git a/fs/ext2fs/ext2_alloc.c b/fs/ext2fs/ext2_alloc.c
index 4c265a1a8..9e05d02de 100644
--- a/fs/ext2fs/ext2_alloc.c
+++ b/fs/ext2fs/ext2_alloc.c
@@ -1067,7 +1067,7 @@ ext2_alloccg(struct inode *ip, int cg, daddr_t bpref,=
 int
size)
                start =3D dtogd(fs, bpref) / NBBY;
        else
                start =3D 0;
-       end =3D howmany(fs->e2fs_fpg, NBBY) - start;
+       end =3D howmany(fs->e2fs_fpg, NBBY);
 retry:
        runlen =3D 0;
        runstart =3D 0;

--=20
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