mmc: add some NULL pointer checks
authorGrazvydas Ignotas <notasas@gmail.com>
Sun, 31 Jan 2010 22:25:11 +0000 (00:25 +0200)
committerGrazvydas Ignotas <notasas@gmail.com>
Sun, 31 Jan 2010 22:25:11 +0000 (00:25 +0200)
I've seen some crashes there on one of the boards.


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