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containerfs: raise error if upperdir is not specified

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Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
This commit is contained in:
Giuseppe Scrivano 2018-06-27 10:20:46 +02:00
parent 26f0f1a6a2
commit 88b2ee2854
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GPG Key ID: E4730F97F60286ED
1 changed files with 3 additions and 11 deletions
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14
main.c
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@ -2774,7 +2774,9 @@ main (int argc, char *argv[])
lo.debug = opts.debug;
if (lo.upperdir != NULL)
if (lo.upperdir == NULL)
error (EXIT_FAILURE, 0, "upperdir not specified");
else
{
char full_path[PATH_MAX + 1];
@ -2785,16 +2787,6 @@ main (int argc, char *argv[])
if (lo.upperdir == NULL)
goto err_out1;
}
else
{
char *up = strdup ("/tmp/containerfs.XXXXXX");
int ret = mkstemp (up);
if (ret < 0)
goto err_out1;
close (ret);
lo.upperdir = up;
}
printf ("UID=%i\n", lo.uid);
printf ("GID=%i\n", lo.gid);