comparison: don't save comparisons to oneself
commit85c9445fe464d67c4737f085a43f4052334a69f0
authorDan Carpenter <dan.carpenter@oracle.com>
Thu, 21 Jun 2018 08:09:44 +0000 (21 11:09 +0300)
committerDan Carpenter <dan.carpenter@oracle.com>
Thu, 21 Jun 2018 08:09:44 +0000 (21 11:09 +0300)
tree8a2bc6ce0b99682ec97e6ce7df00f648ad41c5fc
parentc8bcc0694e24cfb7faf99020f84d153f7e654117
comparison: don't save comparisons to oneself

The problem is code like:

n = copy_from_user(dest, src, n);

where there is an "n" on both sides.  It doesn't make sense to say that
n <= n.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
smatch_comparison.c