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isdn: hfcpci: fix potential NULL pointer dereference
authorKangjie Lu <kjlu@umn.edu>
Tue, 12 Mar 2019 05:54:55 +0000 (00:54 -0500)
committerDavid S. Miller <davem@davemloft.net>
Tue, 12 Mar 2019 21:36:02 +0000 (14:36 -0700)
commit596b32fd22603a812aa46f64f9c991c9ae79d4b9
treeb0e0af67f213a58f5c05a551fcd55d261eaf8b3btree | snapshot
parenta49c5d23ac0e4b2330f62b1b47b2d2daafa8ed08commit | diff
isdn: hfcpci: fix potential NULL pointer dereference

In case ioremap fails, the fix releases resources and returns.
The following printk is for logging purpose and thus is
preserved.

Signed-off-by: Kangjie Lu <kjlu@umn.edu>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/isdn/hardware/mISDN/hfcpci.c diff | blob | history
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