diff options
Diffstat (limited to 'inet/ether_line.c')
-rw-r--r-- | inet/ether_line.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/inet/ether_line.c b/inet/ether_line.c index 7e871a6bd7..13c5f394cf 100644 --- a/inet/ether_line.c +++ b/inet/ether_line.c @@ -61,19 +61,20 @@ ether_line (const char *line, struct ether_addr *addr, char *hostname) ++line; } - /* Remove trailing white space. */ - cp = __strchrnul (line, '#'); - while (cp > line && isspace (cp[-1])) - --cp; + /* Skip initial whitespace. */ + while (isspace (*line)) + ++line; - if (cp == line) + if (*line == '#' || *line == '\0') /* No hostname. */ return -1; + /* The hostname is up to the next non-space character. */ /* XXX This can cause trouble because the hostname might be too long but we have no possibility to check it here. */ - memcpy (hostname, line, cp - line); - hostname [cp - line] = '\0'; + while (*line != '\0' && *line != '#' && !isspace (*line)) + *hostname++ = *line++; + *hostname = '\0'; return 0; } |