diff options
| author |  Robert S. French <rfrench@mit.edu> | 1987-07-29 11:02:15 +0000 |
|---|---|---|
| committer | Robert S. French <rfrench@mit.edu> | 1987-07-29 11:02:15 +0000 |
| commit | 128182b726788e0cce4661e020e5ef75c3452c18 (patch) | |
| tree | 2214e66fd57d484b1591ec3590491066c606ca9a /lib/ZRecvPkt.c | |
| parent | 1fed6997ac034d48df0a77dd71e1425cd2e3cf78 (diff) | |
Fixed null pointer problems
Diffstat (limited to 'lib/ZRecvPkt.c')
| -rw-r--r-- | lib/ZRecvPkt.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/lib/ZRecvPkt.c b/lib/ZRecvPkt.c index fcd29af..6d3994a 100644 --- a/lib/ZRecvPkt.c +++ b/lib/ZRecvPkt.c @@ -41,9 +41,12 @@ Code_t ZReceivePacket(buffer,buffer_len,ret_len,from) *ret_len = __Q_Head->packet_len; retval = ZERR_NONE; } - - bcopy(__Q_Head->packet,buffer,*ret_len); - bcopy((char *)&__Q_Head->from,(char *)from,sizeof(struct sockaddr_in)); + + if (ret_len) + bcopy(__Q_Head->packet,buffer,*ret_len); + if (from) + bcopy((char *)&__Q_Head->from,(char *)from, + sizeof(struct sockaddr_in)); (void) Z_RemQueue(__Q_Head); |