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pimd: NULL not 0

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When handling data pointers explicity use NULL not
0.

Signed-off-by: Donald Sharp <sharpd@nvidia.com>
This commit is contained in:
Donald Sharp 2020-09-24 08:10:26 -04:00
parent 8da920d3c0
commit d12f46fa1a
1 changed files with 4 additions and 4 deletions
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8
pimd/pim_igmp.c
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@ -138,7 +138,7 @@ struct igmp_sock *pim_igmp_sock_lookup_ifaddr(struct list *igmp_sock_list,
if (ifaddr.s_addr == igmp->ifaddr.s_addr) if (ifaddr.s_addr == igmp->ifaddr.s_addr)
return igmp; return igmp;
return 0; return NULL;
} }
struct igmp_sock *igmp_sock_lookup_by_fd(struct list *igmp_sock_list, int fd) struct igmp_sock *igmp_sock_lookup_by_fd(struct list *igmp_sock_list, int fd)
@ -150,7 +150,7 @@ struct igmp_sock *igmp_sock_lookup_by_fd(struct list *igmp_sock_list, int fd)
if (fd == igmp->fd) if (fd == igmp->fd)
return igmp; return igmp;
return 0; return NULL;
} }
static int pim_igmp_other_querier_expire(struct thread *t) static int pim_igmp_other_querier_expire(struct thread *t)
@ -1004,7 +1004,7 @@ struct igmp_sock *pim_igmp_sock_add(struct list *igmp_sock_list,
if (fd < 0) { if (fd < 0) {
zlog_warn("Could not open IGMP socket for %s on %s", zlog_warn("Could not open IGMP socket for %s on %s",
inet_ntoa(ifaddr), ifp->name); inet_ntoa(ifaddr), ifp->name);
return 0; return NULL;
} }
sin.sin_family = AF_INET; sin.sin_family = AF_INET;
@ -1013,7 +1013,7 @@ struct igmp_sock *pim_igmp_sock_add(struct list *igmp_sock_list,
if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) != 0) { if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) != 0) {
zlog_warn("Could not bind IGMP socket for %s on %s", zlog_warn("Could not bind IGMP socket for %s on %s",
inet_ntoa(ifaddr), ifp->name); inet_ntoa(ifaddr), ifp->name);
return 0; return NULL;
} }
igmp = igmp_sock_new(fd, ifaddr, ifp, mtrace_only); igmp = igmp_sock_new(fd, ifaddr, ifp, mtrace_only);