Update quantum/quantum.c

Co-authored-by: Nick Brassel <nick@tzarc.org>
qmk · Nov 22, 2021 · 901560e · 901560e
1 parent 4894599
commit 901560e
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/quantum/quantum.c b/quantum/quantum.c
@@ -576,6 +576,8 @@ __attribute__((weak)) void suspend_wakeup_init_quantum(void) {
  *
  * Takes an unsigned integer, and uses a static conversion buffer to convert that value into a
  * char array
+ * NOTE: Subsequent invocations will reuse the same static buffer and overwrite the previous
+ *       contents. Use the result immediately, instead of caching it.
  */
 
 const char *get_numeric_str(char *buf, size_t buf_len, uint32_t curr_num, char curr_pad) {