diff options
Diffstat (limited to 'erts/lib_src/common/erl_printf.c')
| -rw-r--r-- | erts/lib_src/common/erl_printf.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/erts/lib_src/common/erl_printf.c b/erts/lib_src/common/erl_printf.c index 108a8bb531..399c83384e 100644 --- a/erts/lib_src/common/erl_printf.c +++ b/erts/lib_src/common/erl_printf.c @@ -173,6 +173,7 @@ typedef struct { static int write_sn(void *vwsnap, char* buf, size_t len) { + int rv = 0; write_sn_arg_t *wsnap = (write_sn_arg_t *) vwsnap; ASSERT(wsnap); ASSERT(len > 0); @@ -180,12 +181,13 @@ write_sn(void *vwsnap, char* buf, size_t len) size_t sz = len; if (sz >= wsnap->len) sz = wsnap->len; + rv = (int)sz; memcpy((void *) wsnap->buf, (void *) buf, sz); wsnap->buf += sz; wsnap->len -= sz; return sz; } - return 0; + return rv; } static int |