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authorViacheslav Mitrofanov <v.v.mitrofanov@yadro.com>2022-12-02 12:18:03 +0300
committerTom Rini <trini@konsulko.com>2022-12-05 20:47:16 +0300
commitd807199da7a85dd299b25b380ba820a68d6a0db5 (patch)
tree0a4852928767dc6690537e1b9b72d3136e0b8362 /lib/vsprintf.c
parent2f7f2f2aa9d310c2937bd753df1a2bd6953194d1 (diff)
downloadu-boot-d807199da7a85dd299b25b380ba820a68d6a0db5.tar.xz
net: ipv6: Enable IPv6 typeconversion specifier
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> Reviewed-by: Ramon Fried <rfried.dev@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'lib/vsprintf.c')
-rw-r--r--lib/vsprintf.c7
1 files changed, 1 insertions, 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')