[PATCH 2/3][Fix] swsusp: prevent possible memory leak

[Rafael J. Wysocki]

The following patch prevents swsusp from leaking some memory in case of
an error in read_pagedir().  It also prevents the BUG_ON() from triggering
if there's an error while reading swap.

Please apply,
Rafael


Signed-off-by: Rafael J. Wysocki <rjw@xxxxxxx>

Index: linux-2.6.14-rc2-git3/kernel/power/swsusp.c
===================================================================
--- linux-2.6.14-rc2-git3.orig/kernel/power/swsusp.c	2005-09-25 18:49:00.000000000 +0200
+++ linux-2.6.14-rc2-git3/kernel/power/swsusp.c	2005-09-25 18:52:48.000000000 +0200
@@ -1437,9 +1437,9 @@
 	}
 
 	if (error)
-		free_page((unsigned long)pblist);
-
-	BUG_ON(i != swsusp_info.pagedir_pages);
+		free_pagedir(pblist);
+	else
+		BUG_ON(i != swsusp_info.pagedir_pages);
 
 	return error;
 }

-
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