X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=mm%2Fpdflush.c;h=15de509b68fd657c7b9ecb0356cdadf9bc43b1ef;hb=2fdf66b491ac706657946442789ec644cc317e1a;hp=a0a14c4d5072dbeef4f68c9ba37ea771e4f38577;hpb=e533b227055598b1f7dc8503a3b4f36b14b9da8a;p=linux-2.6-omap-h63xx.git

diff --git a/mm/pdflush.c b/mm/pdflush.c
index a0a14c4d507..15de509b68f 100644
--- a/mm/pdflush.c
+++ b/mm/pdflush.c
@@ -172,7 +172,16 @@ static int __pdflush(struct pdflush_work *my_work)
 static int pdflush(void *dummy)
 {
 	struct pdflush_work my_work;
-	cpumask_t cpus_allowed;
+	cpumask_var_t cpus_allowed;
+
+	/*
+	 * Since the caller doesn't even check kthread_run() worked, let's not
+	 * freak out too much if this fails.
+	 */
+	if (!alloc_cpumask_var(&cpus_allowed, GFP_KERNEL)) {
+		printk(KERN_WARNING "pdflush failed to allocate cpumask\n");
+		return 0;
+	}
 
 	/*
 	 * pdflush can spend a lot of time doing encryption via dm-crypt.  We
@@ -187,8 +196,9 @@ static int pdflush(void *dummy)
 	 * This is needed as pdflush's are dynamically created and destroyed.
 	 * The boottime pdflush's are easily placed w/o these 2 lines.
 	 */
-	cpuset_cpus_allowed(current, &cpus_allowed);
-	set_cpus_allowed_ptr(current, &cpus_allowed);
+	cpuset_cpus_allowed(current, cpus_allowed);
+	set_cpus_allowed_ptr(current, cpus_allowed);
+	free_cpumask_var(cpus_allowed);
 
 	return __pdflush(&my_work);
 }