Commit cb5a967f authored by Benjamin Coddington's avatar Benjamin Coddington Committed by Trond Myklebust
Browse files

xprtrdma: Fix a maybe-uninitialized compiler warning 



This minor fix-up keeps GCC from complaining that "last' may be used
uninitialized", which breaks some build workflows that have been running
with all warnings treated as errors.

Signed-off-by: default avatarBenjamin Coddington <bcodding@redhat.com>
Signed-off-by: default avatarTrond Myklebust <trond.myklebust@hammerspace.com>
parent 8791545e

net/sunrpc/xprtrdma/frwr_ops.c

+7 −6
Original line number Diff line number Diff line
@@ -515,8 +515,8 @@ void frwr_unmap_sync(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req) 
	 * a single ib_post_send() call.

	 */

	prev = &first;

	while ((mr = rpcrdma_mr_pop(&req->rl_registered))) {



	mr = rpcrdma_mr_pop(&req->rl_registered);

	do {

		trace_xprtrdma_mr_localinv(mr);

		r_xprt->rx_stats.local_inv_needed++;
@@ -533,7 +533,8 @@ void frwr_unmap_sync(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req) 


		*prev = last;

		prev = &last->next;

	}

	} while ((mr = rpcrdma_mr_pop(&req->rl_registered)));



	mr = container_of(last, struct rpcrdma_mr, mr_invwr);



	/* Strong send queue ordering guarantees that when the
@@ -617,8 +618,8 @@ void frwr_unmap_async(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req) 
	 * a single ib_post_send() call.

	 */

	prev = &first;

	while ((mr = rpcrdma_mr_pop(&req->rl_registered))) {



	mr = rpcrdma_mr_pop(&req->rl_registered);

	do {

		trace_xprtrdma_mr_localinv(mr);

		r_xprt->rx_stats.local_inv_needed++;
@@ -635,7 +636,7 @@ void frwr_unmap_async(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req) 


		*prev = last;

		prev = &last->next;

	}

	} while ((mr = rpcrdma_mr_pop(&req->rl_registered)));



	/* Strong send queue ordering guarantees that when the

	 * last WR in the chain completes, all WRs in the chain