trivial: fix an -> a typos in documentation and comments

It is always "an" if there is a vowel _spoken_ (not written).
So it is:
"an hour" (spoken vowel)
but
"a uniform" (spoken 'j')

Signed-off-by: Frederik Schwarzer <schwarzerf@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/acpi/executer/exprep.c b/drivers/acpi/executer/exprep.c
index 5d438c32989d..a7dc87ecee37 100644
--- a/drivers/acpi/executer/exprep.c
+++ b/drivers/acpi/executer/exprep.c
@@ -404,7 +404,7 @@ acpi_ex_prep_common_field_object(union acpi_operand_object *obj_desc,
  *
  * RETURN:      Status
  *
- * DESCRIPTION: Construct an union acpi_operand_object of type def_field and
+ * DESCRIPTION: Construct a union acpi_operand_object of type def_field and
  *              connect it to the parent Node.
  *
  ******************************************************************************/