Author: jilles
Date: Thu Mar 27 22:52:26 2014
New Revision: 263846
URL: http://svnweb.freebsd.org/changeset/base/263846
Log:
sh: Fix memory leak when trying to set a read only variable.
MFC after: 1 week
Modified:
head/bin/sh/var.c
Modified: head/bin/sh/var.c
==============================================================================
--- head/bin/sh/var.c Thu Mar 27 22:48:48 2014 (r263845)
+++ head/bin/sh/var.c Thu Mar 27 22:52:26 2014 (r263846)
@@ -325,8 +325,11 @@ setvareq(char *s, int flags)
mklocal(s);
vp = find_var(s, &vpp, &nlen);
if (vp != NULL) {
- if (vp->flags & VREADONLY)
+ if (vp->flags & VREADONLY) {
+ if ((flags & (VTEXTFIXED|VSTACK)) == 0)
+ ckfree(s);
error("%.*s: is read only", vp->name_len, s);
+ }
if (flags & VNOSET)
return;
INTOFF;
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