diff options
-rw-r--r-- | lib/vsprintf.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/lib/vsprintf.c b/lib/vsprintf.c index 3ab8c9cf3980..4da1e7aaf9d5 100644 --- a/lib/vsprintf.c +++ b/lib/vsprintf.c @@ -777,11 +777,19 @@ char *hex_string(char *buf, char *end, u8 *addr, struct printf_spec spec, if (spec.field_width > 0) len = min_t(int, spec.field_width, 64); - for (i = 0; i < len && buf < end - 1; i++) { - buf = hex_byte_pack(buf, addr[i]); + for (i = 0; i < len; ++i) { + if (buf < end) + *buf = hex_asc_hi(addr[i]); + ++buf; + if (buf < end) + *buf = hex_asc_lo(addr[i]); + ++buf; - if (buf < end && separator && i != len - 1) - *buf++ = separator; + if (separator && i != len - 1) { + if (buf < end) + *buf = separator; + ++buf; + } } return buf; |