Author: pfg
Date: Tue Jul 9 14:23:00 2013
New Revision: 253098
URL: http://svnweb.freebsd.org/changeset/base/253098
Log:
Reinstate the assertion from r253045.
UFS r232732 reverted the change as the real problem was to be fixed
at the syscall level.
Reported by: bde
Modified:
head/sys/fs/ext2fs/ext2_vnops.c
Modified: head/sys/fs/ext2fs/ext2_vnops.c
==============================================================================
--- head/sys/fs/ext2fs/ext2_vnops.c Tue Jul 9 13:52:34 2013
(r253097)
+++ head/sys/fs/ext2fs/ext2_vnops.c Tue Jul 9 14:23:00 2013
(r253098)
@@ -1598,11 +1598,11 @@ ext2_read(struct vop_read_args *ap)
} else if (vp->v_type != VREG && vp->v_type != VDIR)
panic("%s: type %d", "ext2_read", vp->v_type);
#endif
- if (uio->uio_resid < 0 || uio->uio_offset < 0)
- return (EINVAL);
orig_resid = uio->uio_resid;
+ KASSERT(orig_resid >= 0, ("ext2_read: uio->uio_resid < 0"));
if (orig_resid == 0)
return (0);
+ KASSERT(uio->uio_offset >= 0, ("ext2_read: uio->uio_offset < 0"));
fs = ip->i_e2fs;
if (uio->uio_offset < ip->i_size &&
uio->uio_offset >= fs->e2fs_maxfilesize)
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