[PATCH] kfree cleanup: misc remaining drivers

This is the remaining misc drivers/ part of the big kfree cleanup patch.

Remove pointless checks for NULL prior to calling kfree() in misc files in
drivers/.

Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Acked-by: Aristeu Sergio Rozanski Filho <aris@cathedrallabs.org>
Acked-by: Roland Dreier <rolandd@cisco.com>
Acked-by: Pierre Ossman <drzeus@drzeus.cx>
Acked-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Acked-by: Len Brown <len.brown@intel.com>
Acked-by: "Antonino A. Daplas" <adaplas@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

2 files changed, 17 insertions, 23 deletions

diff --git a/drivers/parport/probe.c b/drivers/parport/probe.c
index 6e6f42d01e64..4b48b31ec235 100644
--- a/drivers/parport/probe.c
+++ b/drivers/parport/probe.c
@@ -78,17 +78,15 @@ static void parse_data(struct parport *port, int device, char *str)
 				u++;
 			}
 			if (!strcmp(p, "MFG") || !strcmp(p, "MANUFACTURER")) {
-				if (info->mfr)
-					kfree (info->mfr);
+				kfree(info->mfr);
 				info->mfr = kstrdup(sep, GFP_KERNEL);
 			} else if (!strcmp(p, "MDL") || !strcmp(p, "MODEL")) {
-				if (info->model)
-					kfree (info->model);
+				kfree(info->model);
 				info->model = kstrdup(sep, GFP_KERNEL);
 			} else if (!strcmp(p, "CLS") || !strcmp(p, "CLASS")) {
 				int i;
-				if (info->class_name)
-					kfree (info->class_name);
+
+				kfree(info->class_name);
 				info->class_name = kstrdup(sep, GFP_KERNEL);
 				for (u = sep; *u; u++)
 					*u = toupper(*u);
@@ -102,21 +100,22 @@ static void parse_data(struct parport *port, int device, char *str)
 				info->class = PARPORT_CLASS_OTHER;
 			} else if (!strcmp(p, "CMD") ||
 				   !strcmp(p, "COMMAND SET")) {
-				if (info->cmdset)
-					kfree (info->cmdset);
+				kfree(info->cmdset);
 				info->cmdset = kstrdup(sep, GFP_KERNEL);
 				/* if it speaks printer language, it's
 				   probably a printer */
 				if (strstr(sep, "PJL") || strstr(sep, "PCL"))
 					guessed_class = PARPORT_CLASS_PRINTER;
 			} else if (!strcmp(p, "DES") || !strcmp(p, "DESCRIPTION")) {
-				if (info->description)
-					kfree (info->description);
+				kfree(info->description);
 				info->description = kstrdup(sep, GFP_KERNEL);
 			}
 		}
 	rock_on:
-		if (q) p = q+1; else p=NULL;
+		if (q)
+			p = q + 1;
+		else
+			p = NULL;
 	}
 
 	/* If the device didn't tell us its class, maybe we have managed to
diff --git a/drivers/parport/share.c b/drivers/parport/share.c
index ae7becf7efa5..9cb3ab156b09 100644
--- a/drivers/parport/share.c
+++ b/drivers/parport/share.c
@@ -202,16 +202,11 @@ static void free_port (struct parport *port)
 	list_del(&port->full_list);
 	spin_unlock(&full_list_lock);
 	for (d = 0; d < 5; d++) {
-		if (port->probe_info[d].class_name)
-			kfree (port->probe_info[d].class_name);
-		if (port->probe_info[d].mfr)
-			kfree (port->probe_info[d].mfr);
-		if (port->probe_info[d].model)
-			kfree (port->probe_info[d].model);
-		if (port->probe_info[d].cmdset)
-			kfree (port->probe_info[d].cmdset);
-		if (port->probe_info[d].description)
-			kfree (port->probe_info[d].description);
+		kfree(port->probe_info[d].class_name);
+		kfree(port->probe_info[d].mfr);
+		kfree(port->probe_info[d].model);
+		kfree(port->probe_info[d].cmdset);
+		kfree(port->probe_info[d].description);
 	}
 
 	kfree(port->name);
@@ -618,9 +613,9 @@ parport_register_device(struct parport *port, const char *name,
 	return tmp;
 
  out_free_all:
-	kfree (tmp->state);
+	kfree(tmp->state);
  out_free_pardevice:
-	kfree (tmp);
+	kfree(tmp);
  out:
 	parport_put_port (port);
 	module_put(port->ops->owner);