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(parent: 46273cf) | patch
net: marvell: fix a missing check of acpi_match_device
authorKangjie Lu <kjlu@umn.edu>
Wed, 26 Dec 2018 06:31:08 +0000 (00:31 -0600)
committerDavid S. Miller <davem@davemloft.net>
Fri, 28 Dec 2018 00:26:55 +0000 (16:26 -0800)
commit92ee77d148bf06d8c52664be4d1b862583fd5c0e
tree1ce96be8770583d1dfd5201552733ea6493654fctree | snapshot
parent46273cf7e009231d2b6bc10a926e82b8928a9fb2commit | diff
net: marvell: fix a missing check of acpi_match_device

When acpi_match_device fails, its return value is NULL. Directly using
the return value without a check may result in a NULL-pointer
dereference. The fix checks if acpi_match_device fails, and if so,
returns -EINVAL.

Signed-off-by: Kangjie Lu <kjlu@umn.edu>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c diff | blob | history
https://github.com/torvalds/linux.git