mirror of https://gitee.com/openkylin/linux.git
x86, numa, bootmem: Only free bootmem on NUMA failure path
In the NUMA bootmem setup failure path we freed nodedata_phys incorrectly. Signed-off-by: Yinghai Lu <yinghai@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: David Rientjes <rientjes@google.com> Cc: Andrew Morton <akpm@linux-foundation.org> LKML-Reference: <4B07A739.3030104@kernel.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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@ -239,8 +239,14 @@ setup_node_bootmem(int nodeid, unsigned long start, unsigned long end)
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bootmap = early_node_mem(nodeid, bootmap_start, end,
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bootmap_pages<<PAGE_SHIFT, PAGE_SIZE);
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if (bootmap == NULL) {
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if (nodedata_phys < start || nodedata_phys >= end)
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free_bootmem(nodedata_phys, pgdat_size);
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if (nodedata_phys < start || nodedata_phys >= end) {
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/*
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* only need to free it if it is from other node
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* bootmem
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*/
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if (nid != nodeid)
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free_bootmem(nodedata_phys, pgdat_size);
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}
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node_data[nodeid] = NULL;
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return;
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}
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