trivial: fix typos s/paramter/parameter/ and s/excute/execute/ in documentation and source comments.

Signed-off-by: Martin Olsson <martin@minimum.se>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/edac/e752x_edac.c b/drivers/edac/e752x_edac.c
index facfdb1..d205d49 100644
--- a/drivers/edac/e752x_edac.c
+++ b/drivers/edac/e752x_edac.c
@@ -1084,7 +1084,7 @@
 	struct pci_dev *dev = pvt->dev_d0f1;
 	int enable = 1;
 
-	/* Allow module paramter override, else see if CPU supports parity */
+	/* Allow module parameter override, else see if CPU supports parity */
 	if (sysbus_parity != -1) {
 		enable = sysbus_parity;
 	} else if (cpu_id[0] &&