s390/pci: fix potential NULL pointer dereference in dma_free_seg_table()

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The dereference to 'zdev' should be moved below the NULL test.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

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Wei Yongjun 2012-12-03 16:15:00 +01:00 • committed by Martin Schwidefsky

parent 4118fee78d

commit bafff1743f

1 changed files with 2 additions and 1 deletions

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arch/s390/pci/pci_dma.c

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