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Date: Thu, 28 Aug 2014 12:52:09 +0000 From: David Laight <David.Laight@...LAB.COM> To: 'vadimk' <vadim4j@...il.com>, "netdev@...r.kernel.org" <netdev@...r.kernel.org> Subject: RE: [PATCH] ip netns: Show error message if mkdir failed to create /var/run/netns From: vadimk > Currently if mkdir failed with "Permission denied" error then "mount --make-shared ..." > error message will be showed because /var/run/netns does not exist. You need to ignore EEXIST. David > --- > ip/ipnetns.c | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) > > diff --git a/ip/ipnetns.c b/ip/ipnetns.c > index 633b5b9..ee06eba 100644 > --- a/ip/ipnetns.c > +++ b/ip/ipnetns.c > @@ -407,7 +407,11 @@ static int netns_add(int argc, char **argv) > snprintf(netns_path, sizeof(netns_path), "%s/%s", NETNS_RUN_DIR, name); > > /* Create the base netns directory if it doesn't exist */ > - mkdir(NETNS_RUN_DIR, S_IRWXU|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH); > + if (mkdir(NETNS_RUN_DIR, S_IRWXU|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH)) { > + fprintf(stderr, "mkdir %s failed: %s\n", > + NETNS_RUN_DIR, strerror(errno)); > + return -1; > + } > > /* Make it possible for network namespace mounts to propagate between > * mount namespaces. This makes it likely that a unmounting a network > -- > 2.0.4 > > -- > To unsubscribe from this list: send the line "unsubscribe netdev" in > the body of a message to majordomo@...r.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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