Update arch/sparc/include/spinlock.h
/* The Type of a spinlock.
*
- * This must be a uint32_ becaue it will be set using CASA instruction.
+ * This must be a uint32_ because it will be set using CASA instruction.
* That instruction atomically Compare the 32-bitvalues in the register
* and memory, if its current value is the expected one. swap the values
* of second register with the memory.
