diff options
| author | Wen Congyang <wency@cn.fujitsu.com> | 2012-09-20 14:04:47 +0800 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2012-10-10 03:31:00 +0100 |
| commit | b72a2bd8e49609b2b6f9d170326f70dbbd8f8b8a (patch) | |
| tree | 4fb6a9c2edef54f6db737ee4d31b135454ed2643 /scripts/docproc.c | |
| parent | b0162ce56654616f0c5cdb48b06e448c2ee400cc (diff) | |
tracing: Don't call page_to_pfn() if page is NULL
commit 85f2a2ef1d0ab99523e0b947a2b723f5650ed6aa upstream.
When allocating memory fails, page is NULL. page_to_pfn() will
cause the kernel panicked if we don't use sparsemem vmemmap.
Link: http://lkml.kernel.org/r/505AB1FF.8020104@cn.fujitsu.com
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Mel Gorman <mel@csn.ul.ie>
Reviewed-by: Minchan Kim <minchan@kernel.org>
Signed-off-by: Wen Congyang <wency@cn.fujitsu.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'scripts/docproc.c')
0 files changed, 0 insertions, 0 deletions