diff options
Diffstat (limited to 'lib/erl_interface/src/prog/erl_call.c')
| -rw-r--r-- | lib/erl_interface/src/prog/erl_call.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/erl_interface/src/prog/erl_call.c b/lib/erl_interface/src/prog/erl_call.c index d233ed26a2..7577a07a3e 100644 --- a/lib/erl_interface/src/prog/erl_call.c +++ b/lib/erl_interface/src/prog/erl_call.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1996-2016. All Rights Reserved. + * Copyright Ericsson AB 1996-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -325,7 +325,8 @@ int erl_call(int argc, char **argv) initWinSock(); #endif - if (gethostname(h_hostname, EI_MAXHOSTNAMELEN) < 0) { + /* gethostname requires len to be max(hostname) + 1 */ + if (gethostname(h_hostname, EI_MAXHOSTNAMELEN+1) < 0) { fprintf(stderr,"erl_call: failed to get host name: %d\n", errno); exit(1); } |