[gnome-power-manager] trivial: use g_set_error() in more places

[Richard Hughes <rhughes src gnome org>]

commit fc3c688a0152449b3e58b68e385b8c22f08433ec
Author: Richard Hughes <richard hughsie com>
Date:   Sun Jan 17 23:16:14 2010 +0000

    trivial: use g_set_error() in more places

 src/gpm-backlight.c |    8 ++++----
 src/gpm-control.c   |    6 ++----
 2 files changed, 6 insertions(+), 8 deletions(-)
---
diff --git a/src/gpm-backlight.c b/src/gpm-backlight.c
index 23c137e..4acf99e 100644
--- a/src/gpm-backlight.c
+++ b/src/gpm-backlight.c
@@ -110,7 +110,7 @@ gpm_backlight_get_brightness (GpmBacklight *backlight, guint *brightness, GError
 
 	/* check if we have the hw */
 	if (backlight->priv->can_dim == FALSE) {
-		*error = g_error_new (gpm_backlight_error_quark (),
+		g_set_error_literal (error, gpm_backlight_error_quark (),
 				      GPM_BACKLIGHT_ERROR_HARDWARE_NOT_PRESENT,
 				      "Dim capable hardware not present");
 		return FALSE;
@@ -121,7 +121,7 @@ gpm_backlight_get_brightness (GpmBacklight *backlight, guint *brightness, GError
 	if (ret) {
 		*brightness = level;
 	} else {
-		*error = g_error_new (gpm_backlight_error_quark (),
+		g_set_error_literal (error, gpm_backlight_error_quark (),
 				      GPM_BACKLIGHT_ERROR_DATA_NOT_AVAILABLE,
 				      "Data not available");
 	}
@@ -142,7 +142,7 @@ gpm_backlight_set_brightness (GpmBacklight *backlight, guint percentage, GError
 
 	/* check if we have the hw */
 	if (backlight->priv->can_dim == FALSE) {
-		*error = g_error_new (gpm_backlight_error_quark (),
+		g_set_error_literal (error, gpm_backlight_error_quark (),
 				      GPM_BACKLIGHT_ERROR_HARDWARE_NOT_PRESENT,
 				      "Dim capable hardware not present");
 		return FALSE;
@@ -154,7 +154,7 @@ gpm_backlight_set_brightness (GpmBacklight *backlight, guint percentage, GError
 	/* sets the current policy brightness */
 	ret = gpm_brightness_set (backlight->priv->brightness, percentage, &hw_changed);
 	if (!ret) {
-		*error = g_error_new (gpm_backlight_error_quark (),
+		g_set_error_literal (error, gpm_backlight_error_quark (),
 				      GPM_BACKLIGHT_ERROR_GENERAL,
 				      "Cannot set policy brightness");
 	}
diff --git a/src/gpm-control.c b/src/gpm-control.c
index 6903a8d..0a89a3a 100644
--- a/src/gpm-control.c
+++ b/src/gpm-control.c
@@ -152,8 +152,7 @@ gpm_control_suspend (GpmControl *control, GError **error)
 		      NULL);
 	if (!allowed) {
 		egg_debug ("cannot suspend as not allowed from policy");
-		if (error != NULL)
-			*error = g_error_new (GPM_CONTROL_ERROR, GPM_CONTROL_ERROR_GENERAL, "Cannot suspend");
+		g_set_error_literal (error, GPM_CONTROL_ERROR, GPM_CONTROL_ERROR_GENERAL, "Cannot suspend");
 		goto out;
 	}
 
@@ -221,8 +220,7 @@ gpm_control_hibernate (GpmControl *control, GError **error)
 		      NULL);
 	if (!allowed) {
 		egg_debug ("cannot hibernate as not allowed from policy");
-		if (error != NULL)
-			*error = g_error_new (GPM_CONTROL_ERROR, GPM_CONTROL_ERROR_GENERAL, "Cannot hibernate");
+		g_set_error_literal (error, GPM_CONTROL_ERROR, GPM_CONTROL_ERROR_GENERAL, "Cannot hibernate");
 		goto out;
 	}