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-rw-r--r--lib/vsprintf.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index dd7cc7fa3e7..6897724ff5d 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -620,11 +620,15 @@ static char *ip4_addr_string(char *buf, char *end, u8 *addr, int field_width,
int precision, int flags)
{
char ip4_addr[4 * 4]; /* (4 * 3 decimal digits), 3 dots and trailing zero */
+ char temp[3]; /* hold each IP quad in reverse order */
char *p = ip4_addr;
- int i;
+ int i, digits;
for (i = 0; i < 4; i++) {
- p = put_dec_trunc(p, addr[i]);
+ digits = put_dec_trunc(temp, addr[i]) - temp;
+ /* reverse the digits in the quad */
+ while (digits--)
+ *p++ = temp[digits];
if (i != 3)
*p++ = '.';
}