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mm/vmscan: fix error return in kswapd_run()

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Fix the error return value in kswapd_run().  The bug was introduced by
commit d5dc0ad928 ("mm/vmscan: fix error number for failed kthread").

Signed-off-by: Xishi Qiu <qiuxishi@huawei.com>
Reviewed-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
Reviewed-by: Rik van Riel <riel@redhat.com>
Reported-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Xishi Qiu 2013-04-17 15:58:34 -07:00 committed by Linus Torvalds
parent 12f267a20a
commit d72515b85a
1 changed files with 1 additions and 1 deletions
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2
mm/vmscan.c
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@ -3188,9 +3188,9 @@ int kswapd_run(int nid)
if (IS_ERR(pgdat->kswapd)) { if (IS_ERR(pgdat->kswapd)) {
/* failure at boot is fatal */ /* failure at boot is fatal */
BUG_ON(system_state == SYSTEM_BOOTING); BUG_ON(system_state == SYSTEM_BOOTING);
pgdat->kswapd = NULL;
pr_err("Failed to start kswapd on node %d\n", nid); pr_err("Failed to start kswapd on node %d\n", nid);
ret = PTR_ERR(pgdat->kswapd); ret = PTR_ERR(pgdat->kswapd);
pgdat->kswapd = NULL;
} }
return ret; return ret;
} }