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authorMatt Kraai2001-04-04 17:50:04 +0000
committerMatt Kraai2001-04-04 17:50:04 +0000
commit2129f97cd9502b731f6489e4c8be54fd44affc1d (patch)
tree8d5a7542b1b51bf58de7383f9748971d2c2bcb06
parent3f98040554313a50ba68c60f43cd8c4a987a0d24 (diff)
downloadbusybox-2129f97cd9502b731f6489e4c8be54fd44affc1d.zip
busybox-2129f97cd9502b731f6489e4c8be54fd44affc1d.tar.gz
Avoid segfault when export is invoked with no arguments. Thanks to
Gennady Feldman.
-rw-r--r--lash.c1
-rw-r--r--sh.c1
-rw-r--r--shell/lash.c1
3 files changed, 3 insertions, 0 deletions
diff --git a/lash.c b/lash.c
index 28015cb..89325b6 100644
--- a/lash.c
+++ b/lash.c
@@ -426,6 +426,7 @@ static int builtin_export(struct child_prog *child)
for (e = environ; *e; e++) {
printf( "%s\n", *e);
}
+ return 0;
}
res = putenv(v);
if (res)
diff --git a/sh.c b/sh.c
index 28015cb..89325b6 100644
--- a/sh.c
+++ b/sh.c
@@ -426,6 +426,7 @@ static int builtin_export(struct child_prog *child)
for (e = environ; *e; e++) {
printf( "%s\n", *e);
}
+ return 0;
}
res = putenv(v);
if (res)
diff --git a/shell/lash.c b/shell/lash.c
index 28015cb..89325b6 100644
--- a/shell/lash.c
+++ b/shell/lash.c
@@ -426,6 +426,7 @@ static int builtin_export(struct child_prog *child)
for (e = environ; *e; e++) {
printf( "%s\n", *e);
}
+ return 0;
}
res = putenv(v);
if (res)