diff options
| author | Oliver Hartkopp <socketcan@hartkopp.net> | 2017-04-26 21:14:34 +0300 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2017-04-27 10:34:13 +0300 |
| commit | c2701b370e6b4d0022043691b5ac7adad015e4fc (patch) | |
| tree | 87dbde8a95f583461a3e73a33493aa735572fb2c /net/can | |
| parent | b1513c35317c106a1588f3ab32f6888f0e2afd71 (diff) | |
| download | linux-c2701b370e6b4d0022043691b5ac7adad015e4fc.tar.xz | |
can: fix CAN BCM build with CONFIG_PROC_FS disabled
The introduced namespace support moved the BCM variables for procfs into a
per-net data structure. This leads to a build failure with disabled procfs:
on x86_64:
when CONFIG_PROC_FS is not enabled:
../net/can/bcm.c:1541:14: error: 'struct netns_can' has no member named 'bcmproc_dir'
../net/can/bcm.c:1601:14: error: 'struct netns_can' has no member named 'bcmproc_dir'
../net/can/bcm.c:1696:11: error: 'struct netns_can' has no member named 'bcmproc_dir'
../net/can/bcm.c:1707:15: error: 'struct netns_can' has no member named 'bcmproc_dir'
http://marc.info/?l=linux-can&m=149321842526524&w=2
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'net/can')
| -rw-r--r-- | net/can/bcm.c | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/net/can/bcm.c b/net/can/bcm.c index 0e855917b7e1..65432633a250 100644 --- a/net/can/bcm.c +++ b/net/can/bcm.c @@ -147,6 +147,7 @@ static inline ktime_t bcm_timeval_to_ktime(struct bcm_timeval tv) /* * procfs functions */ +#if IS_ENABLED(CONFIG_PROC_FS) static char *bcm_proc_getifname(struct net *net, char *result, int ifindex) { struct net_device *dev; @@ -251,6 +252,7 @@ static const struct file_operations bcm_proc_fops = { .llseek = seq_lseek, .release = single_release, }; +#endif /* CONFIG_PROC_FS */ /* * bcm_can_tx - send the (next) CAN frame to the appropriate CAN interface @@ -1537,9 +1539,11 @@ static int bcm_release(struct socket *sock) bcm_remove_op(op); } +#if IS_ENABLED(CONFIG_PROC_FS) /* remove procfs entry */ if (net->can.bcmproc_dir && bo->bcm_proc_read) remove_proc_entry(bo->procname, net->can.bcmproc_dir); +#endif /* CONFIG_PROC_FS */ /* remove device reference */ if (bo->bound) { @@ -1598,6 +1602,7 @@ static int bcm_connect(struct socket *sock, struct sockaddr *uaddr, int len, bo->ifindex = 0; } +#if IS_ENABLED(CONFIG_PROC_FS) if (net->can.bcmproc_dir) { /* unique socket address as filename */ sprintf(bo->procname, "%lu", sock_i_ino(sk)); @@ -1609,6 +1614,7 @@ static int bcm_connect(struct socket *sock, struct sockaddr *uaddr, int len, goto fail; } } +#endif /* CONFIG_PROC_FS */ bo->bound = 1; @@ -1691,22 +1697,21 @@ static const struct can_proto bcm_can_proto = { static int canbcm_pernet_init(struct net *net) { +#if IS_ENABLED(CONFIG_PROC_FS) /* create /proc/net/can-bcm directory */ - if (IS_ENABLED(CONFIG_PROC_FS)) { - net->can.bcmproc_dir = - proc_net_mkdir(net, "can-bcm", net->proc_net); - } + net->can.bcmproc_dir = proc_net_mkdir(net, "can-bcm", net->proc_net); +#endif /* CONFIG_PROC_FS */ return 0; } static void canbcm_pernet_exit(struct net *net) { +#if IS_ENABLED(CONFIG_PROC_FS) /* remove /proc/net/can-bcm directory */ - if (IS_ENABLED(CONFIG_PROC_FS)) { - if (net->can.bcmproc_dir) - remove_proc_entry("can-bcm", net->proc_net); - } + if (net->can.bcmproc_dir) + remove_proc_entry("can-bcm", net->proc_net); +#endif /* CONFIG_PROC_FS */ } static struct pernet_operations canbcm_pernet_ops __read_mostly = { |