* drivers may DMA directly into and out of the message buffers.
*
* This call should be used by drivers that require exclusive access to the
- * SPI bus. It has to be preceeded by a spi_bus_lock call. The SPI bus must
+ * SPI bus. It has to be preceded by a spi_bus_lock call. The SPI bus must
* be released by a spi_bus_unlock call when the exclusive access is over.
*
* It returns zero on success, else a negative error code.