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| author | Wen Congyang <wency@cn.fujitsu.com> | 2012-09-20 14:04:47 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-10-02 09:47:27 -0700 |
| commit | b0869211839131f4ebe41c92f6300e1e40c77d57 (patch) | |
| tree | cde30667839a39ce50ce4f910a6a5ba34256b78a /drivers/input | |
| parent | ae9973c90989ac2893398af11b02351d6d623450 (diff) | |
| download | kernel_samsung_smdk4412-b0869211839131f4ebe41c92f6300e1e40c77d57.zip kernel_samsung_smdk4412-b0869211839131f4ebe41c92f6300e1e40c77d57.tar.gz kernel_samsung_smdk4412-b0869211839131f4ebe41c92f6300e1e40c77d57.tar.bz2 | |
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
Acked-by: Mel Gorman <mel@csn.ul.ie>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/input')
0 files changed, 0 insertions, 0 deletions