diff options
Diffstat (limited to 'src/dhcp-common.c')
| -rw-r--r-- | src/dhcp-common.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/dhcp-common.c b/src/dhcp-common.c index 84081ce..b4d255e 100644 --- a/src/dhcp-common.c +++ b/src/dhcp-common.c @@ -838,7 +838,7 @@ char *option_string(int prot, unsigned int opt, unsigned char *val, int opt_len, for (i = 0, j = 0; i < opt_len && j < buf_len ; i++) { char c = val[i]; - if (isprint((int)c)) + if (isprint((unsigned char)c)) buf[j++] = c; } #ifdef HAVE_DHCP6 @@ -852,7 +852,7 @@ char *option_string(int prot, unsigned int opt, unsigned char *val, int opt_len, for (k = i + 1; k < opt_len && k < l && j < buf_len ; k++) { char c = val[k]; - if (isprint((int)c)) + if (isprint((unsigned char)c)) buf[j++] = c; } i = l; @@ -873,7 +873,7 @@ char *option_string(int prot, unsigned int opt, unsigned char *val, int opt_len, for (k = 0; k < len && j < buf_len; k++) { char c = *p++; - if (isprint((int)c)) + if (isprint((unsigned char)c)) buf[j++] = c; } i += len +2; |