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| author | jilles <jilles@FreeBSD.org> | 2014-03-27 22:52:26 +0000 |
|---|---|---|
| committer | jilles <jilles@FreeBSD.org> | 2014-03-27 22:52:26 +0000 |
| commit | ce55d2a4469eaa4ee8a72a8428ecd64d53a14db1 (patch) | |
| tree | 3707c01f1bc7fd0c5e4df96dc6012035f0994684 /bin/sh | |
| parent | e280748468fa2cf51d6430354e95942d8fc8a41c (diff) | |
| download | FreeBSD-src-ce55d2a4469eaa4ee8a72a8428ecd64d53a14db1.zip FreeBSD-src-ce55d2a4469eaa4ee8a72a8428ecd64d53a14db1.tar.gz | |
sh: Fix memory leak when trying to set a read only variable.
MFC after: 1 week
Diffstat (limited to 'bin/sh')
| -rw-r--r-- | bin/sh/var.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/bin/sh/var.c b/bin/sh/var.c index 6c0685f..da13de7 100644 --- a/bin/sh/var.c +++ b/bin/sh/var.c @@ -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; |
