diff options
| author | dg <dg@FreeBSD.org> | 1995-09-20 08:30:56 +0000 |
|---|---|---|
| committer | dg <dg@FreeBSD.org> | 1995-09-20 08:30:56 +0000 |
| commit | 979cc2cf2b60c710c3f4b7707a8e2d25711bbe9c (patch) | |
| tree | 1a5fb9150d56a112ceedec3857c3a42b202d068d /bin | |
| parent | 4bf9078556fa07d9c81b958f52dbcaedbec1e9f9 (diff) | |
| download | FreeBSD-src-979cc2cf2b60c710c3f4b7707a8e2d25711bbe9c.zip FreeBSD-src-979cc2cf2b60c710c3f4b7707a8e2d25711bbe9c.tar.gz | |
Don't dereference a NULL pointer in the case of a null pipe.
e.g.:
ls |> foo.out
sh now behaves the same as it does under SunOS 4.x for this case.
Diffstat (limited to 'bin')
| -rw-r--r-- | bin/sh/eval.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/bin/sh/eval.c b/bin/sh/eval.c index d5637d1..34417df 100644 --- a/bin/sh/eval.c +++ b/bin/sh/eval.c @@ -33,7 +33,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: eval.c,v 1.2 1994/09/24 02:57:29 davidg Exp $ + * $Id: eval.c,v 1.3 1995/05/30 00:07:11 rgrimes Exp $ */ #ifndef lint @@ -851,7 +851,8 @@ prehash(n) { struct cmdentry entry; - if (n->type == NCMD && goodname(n->ncmd.args->narg.text)) + if (n->type == NCMD && n->ncmd.args && + goodname(n->ncmd.args->narg.text)) find_command(n->ncmd.args->narg.text, &entry, 0); } |
