diff options
author | Richard Carlsson <[email protected]> | 2015-12-03 14:33:53 +0100 |
---|---|---|
committer | Sverker Eriksson <[email protected]> | 2016-02-08 16:11:56 +0100 |
commit | 14680fcc3fb9d0357fe33a94525d08896afed1c5 (patch) | |
tree | 40b1891cdbe478154d62262616494dbc27eabcf1 /erts/emulator/beam/erl_bif_port.c | |
parent | acc4ac9f421e064bc0e573a9d5ecd26afe7cb8d6 (diff) | |
download | otp-14680fcc3fb9d0357fe33a94525d08896afed1c5.tar.gz otp-14680fcc3fb9d0357fe33a94525d08896afed1c5.tar.bz2 otp-14680fcc3fb9d0357fe33a94525d08896afed1c5.zip |
erts: Use Sint instead of int for list lengths
This avoids potential integer arithmetic overflow for very large lists.
Diffstat (limited to 'erts/emulator/beam/erl_bif_port.c')
-rw-r--r-- | erts/emulator/beam/erl_bif_port.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/erts/emulator/beam/erl_bif_port.c b/erts/emulator/beam/erl_bif_port.c index 839abd0424..3acc1d7bbd 100644 --- a/erts/emulator/beam/erl_bif_port.c +++ b/erts/emulator/beam/erl_bif_port.c @@ -649,7 +649,7 @@ BIF_RETTYPE port_get_data_1(BIF_ALIST_1) static Port * open_port(Process* p, Eterm name, Eterm settings, int *err_typep, int *err_nump) { - int i; + Sint i; Eterm option; Uint arity; Eterm* tp; @@ -977,8 +977,8 @@ static char **convert_args(Eterm l) { char **pp; char *b; - int n; - int i = 0; + Sint n; + Sint i = 0; Eterm str; if (is_not_list(l) && is_not_nil(l)) { return NULL; @@ -1024,7 +1024,7 @@ static byte* convert_environment(Process* p, Eterm env) Eterm* temp_heap; Eterm* hp; Uint heap_size; - int n; + Sint n; Sint size; byte* bytes; int encoding = erts_get_native_filename_encoding(); |