Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/arch/powerpc/platforms/pseries/dlpar.c b/arch/powerpc/platforms/pseries/dlpar.c
index b74a923..57ceb92 100644
--- a/arch/powerpc/platforms/pseries/dlpar.c
+++ b/arch/powerpc/platforms/pseries/dlpar.c
@@ -74,7 +74,7 @@
 		return NULL;
 
 	/* The configure connector reported name does not contain a
-	 * preceeding '/', so we allocate a buffer large enough to
+	 * preceding '/', so we allocate a buffer large enough to
 	 * prepend this to the full_name.
 	 */
 	name = (char *)ccwa + ccwa->name_offset;