Add the possibility to recognize IPv6 address in print function. To output IPv6 address use %pI6 specifier.
Series-changes: 3 - Substituted #if (...) for if (...) to get better readability
Signed-off-by: Viacheslav Mitrofanov v.v.mitrofanov@yadro.com --- lib/vsprintf.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-)
diff --git a/lib/vsprintf.c b/lib/vsprintf.c index fe06aa2d71..530d8088c7 100644 --- a/lib/vsprintf.c +++ b/lib/vsprintf.c @@ -450,10 +450,6 @@ static char *uuid_string(char *buf, char *end, u8 *addr, int field_width, * decimal for v4 and colon separated network-order 16 bit hex for v6) * - 'i' [46] for 'raw' IPv4/IPv6 addresses, IPv6 omits the colons, IPv4 is * currently the same - * - * Note: IPv6 support is currently if(0)'ed out. If you ever need - * %pI6, please add an IPV6 Kconfig knob, make your code select or - * depend on that, and change the 0 below to CONFIG_IS_ENABLED(IPV6). */ static char *pointer(const char *fmt, char *buf, char *end, void *ptr, int field_width, int precision, int flags) @@ -498,8 +494,7 @@ static char *pointer(const char *fmt, char *buf, char *end, void *ptr, flags |= SPECIAL; /* Fallthrough */ case 'I': - /* %pI6 currently unused */ - if (0 && fmt[1] == '6') + if (IS_ENABLED(CONFIG_IPV6) && fmt[1] == '6') return ip6_addr_string(buf, end, ptr, field_width, precision, flags); if (fmt[1] == '4')