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staging: lustre: fix sparse error: incompatible types in comparison expression

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Comparing two user space addresses to avoid sparse error:

drivers/staging//lustre/lnet/selftest/conrpc.c:490:30: error:
incompatible types in comparison expression (different address spaces)

Signed-off-by: Rui Teng <rui.teng@linux.vnet.ibm.com>
Acked-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Rui Teng 2017-07-13 10:10:17 +08:00 committed by Greg Kroah-Hartman
parent 187645ef1f
commit 186882700f
1 changed files with 2 additions and 3 deletions
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5
drivers/staging/lustre/lnet/selftest/conrpc.c
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@ -487,10 +487,9 @@ lstcon_rpc_trans_interpreter(struct lstcon_rpc_trans *trans,
sizeof(struct list_head))) sizeof(struct list_head)))
return -EFAULT; return -EFAULT;
if (tmp.next == head_up)
return 0;
next = tmp.next; next = tmp.next;
if (next == head_up)
return 0;
ent = list_entry(next, struct lstcon_rpc_ent, rpe_link); ent = list_entry(next, struct lstcon_rpc_ent, rpe_link);