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authorRichard Alpe <richard.alpe@ericsson.com>2016-03-03 14:20:41 +0100
committerDavid S. Miller <davem@davemloft.net>2016-03-06 22:54:56 -0500
commit2837f39c7cdbd209ab04d1c1f4eca015a40d5cd6 (patch)
tree53bce102b87f076951c45814b6871b3cbd172c78 /drivers/sbus
parent9b3009604b8e305c32125530a3cbcc57d88f3bc1 (diff)
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tipc: don't check link reset on non existing link
Make sure we have a link before checking if it has been reset or not. Prior to this patch tipc_link_is_reset() could be called with a non existing link, resulting in a null pointer dereference. Signed-off-by: Richard Alpe <richard.alpe@ericsson.com> Acked-by: Jon Maloy <jon.maloy@ericsson.com> Reviewed-by: Erik Hugne <erik.hugne@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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