* @align_drift: object offset from an "alignment"-aligned address.
* @alignment: natural object alignment. Must be non-zero, power of 2.
*
- * Returns the offset that must be substracted to align towards lower addresses.
+ * Returns the offset that must be subtracted to align towards lower addresses.
*/
#define lttng_ust_offset_align_floor(align_drift, alignment) \
({ \