diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/vsprintf.c | 52 |
1 files changed, 30 insertions, 22 deletions
diff --git a/lib/vsprintf.c b/lib/vsprintf.c index c9c9a1179870..8ca29bc0d786 100644 --- a/lib/vsprintf.c +++ b/lib/vsprintf.c @@ -1432,6 +1432,35 @@ char *ip4_addr_string_sa(char *buf, char *end, const struct sockaddr_in *sa, } static noinline_for_stack +char *ip_addr_string(char *buf, char *end, const void *ptr, + struct printf_spec spec, const char *fmt) +{ + switch (fmt[1]) { + case '6': + return ip6_addr_string(buf, end, ptr, spec, fmt); + case '4': + return ip4_addr_string(buf, end, ptr, spec, fmt); + case 'S': { + const union { + struct sockaddr raw; + struct sockaddr_in v4; + struct sockaddr_in6 v6; + } *sa = ptr; + + switch (sa->raw.sa_family) { + case AF_INET: + return ip4_addr_string_sa(buf, end, &sa->v4, spec, fmt); + case AF_INET6: + return ip6_addr_string_sa(buf, end, &sa->v6, spec, fmt); + default: + return string_nocheck(buf, end, "(invalid address)", spec); + }} + } + + return ptr_to_id(buf, end, ptr, spec); +} + +static noinline_for_stack char *escaped_string(char *buf, char *end, u8 *addr, struct printf_spec spec, const char *fmt) { @@ -2011,28 +2040,7 @@ char *pointer(const char *fmt, char *buf, char *end, void *ptr, * 4: 001.002.003.004 * 6: 000102...0f */ - switch (fmt[1]) { - case '6': - return ip6_addr_string(buf, end, ptr, spec, fmt); - case '4': - return ip4_addr_string(buf, end, ptr, spec, fmt); - case 'S': { - const union { - struct sockaddr raw; - struct sockaddr_in v4; - struct sockaddr_in6 v6; - } *sa = ptr; - - switch (sa->raw.sa_family) { - case AF_INET: - return ip4_addr_string_sa(buf, end, &sa->v4, spec, fmt); - case AF_INET6: - return ip6_addr_string_sa(buf, end, &sa->v6, spec, fmt); - default: - return string_nocheck(buf, end, "(invalid address)", spec); - }} - } - break; + return ip_addr_string(buf, end, ptr, spec, fmt); case 'E': return escaped_string(buf, end, ptr, spec, fmt); case 'U': |