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(proto): be more careful with the return value from krb5_net_read

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@6818 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1999-08-16 12:26:25 +00:00
parent 0d957a3741
commit d00feda10d
1 changed files with 11 additions and 4 deletions
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15
appl/kf/kfd.c
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@@ -146,6 +146,7 @@ proto (int sock, const char *service)
krb5_ccache ccache;
char ccname[MAXPATHLEN];
struct passwd *pwd;
ssize_t n;
status = krb5_auth_con_init (context, &auth_context);
if (status)
@@ -204,13 +205,19 @@ proto (int sock, const char *service)
krb5_data_zero (&data);
krb5_data_zero (&packet);
if (krb5_net_read (context, &sock, &net_len, 4) != 4)
syslog_and_die("krb5_net_read: %s",strerror(errno));
n = krb5_net_read (context, &sock, &net_len, 4);
if (n < 0)
syslog_and_die("krb5_net_read: %s", strerror(errno));
if (n == 0)
syslog_and_die("EOF in krb5_net_read");
len = ntohl(net_len);
krb5_data_alloc (&packet, len);
if (krb5_net_read (context, &sock, packet.data, len) != len)
syslog_and_die("krb5_net_read: %s",strerror(errno));
n = krb5_net_read (context, &sock, packet.data, len);
if (n < 0)
syslog_and_die("krb5_net_read: %s", strerror(errno));
if (n == 0)
syslog_and_die("EOF in krb5_net_read");
status = krb5_rd_priv (context,
auth_context,