Author: pfg
Date: Wed Jun 8 19:24:48 2016
New Revision: 301689
URL: https://svnweb.freebsd.org/changeset/base/301689
Log:
one-true-awk: Avoid a NULL dereference.
CID: 270862
Obtained from: NetBSD (CVS Rev. 1.8)
MFC after: 2 weeks
Modified:
head/contrib/one-true-awk/tran.c
Modified: head/contrib/one-true-awk/tran.c
==============================================================================
--- head/contrib/one-true-awk/tran.c Wed Jun 8 18:47:00 2016
(r301688)
+++ head/contrib/one-true-awk/tran.c Wed Jun 8 19:24:48 2016
(r301689)
@@ -333,7 +333,7 @@ char *setsval(Cell *vp, const char *s) /
donefld = 0; /* mark $1... invalid */
donerec = 1;
}
- t = tostring(s); /* in case it's self-assign */
+ t = s ? tostring(s) : tostring(""); /* in case it's self-assign */
if (freeable(vp))
xfree(vp->sval);
vp->tval &= ~NUM;
_______________________________________________
svn-src-all@freebsd.org mailing list
https://lists.freebsd.org/mailman/listinfo/svn-src-all
To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
