Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/drivers/parisc/pdc_stable.c b/drivers/parisc/pdc_stable.c
index 1062b8f..246a92f 100644
--- a/drivers/parisc/pdc_stable.c
+++ b/drivers/parisc/pdc_stable.c
@@ -141,7 +141,7 @@
  * @entry: A pointer to an allocated pdcspath_entry.
  * 
  * The general idea is that you don't read from the Stable Storage every time
- * you access the files provided by the facilites. We store a copy of the
+ * you access the files provided by the facilities. We store a copy of the
  * content of the stable storage WRT various paths in these structs. We read
  * these structs when reading the files, and we will write to these structs when
  * writing to the files, and only then write them back to the Stable Storage.
@@ -213,7 +213,7 @@
 
 	/* addr, devpath and count must be word aligned */
 	if (pdc_stable_write(entry->addr, devpath, sizeof(*devpath)) != PDC_OK) {
-		printk(KERN_ERR "%s: an error occured when writing to PDC.\n"
+		printk(KERN_ERR "%s: an error occurred when writing to PDC.\n"
 				"It is likely that the Stable Storage data has been corrupted.\n"
 				"Please check it carefully upon next reboot.\n", __func__);
 		WARN_ON(1);