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| author | Benjamin Coddington <bcodding@redhat.com> | 2021-11-02 21:48:59 +0300 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2021-11-02 23:06:33 +0300 |
| commit | cb5a967f7ce413d08cb86ab2285ed34f5ca54935 (patch) | |
| tree | 61a58f04652448254903d1c26bc5be4df43ddf4c /net/sunrpc/xprtrdma/frwr_ops.c | |
| parent | 8791545eda52e8f3bc48e3cd902e38bf4ba4c9de (diff) | |
| download | linux-cb5a967f7ce413d08cb86ab2285ed34f5ca54935.tar.xz | |
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: Benjamin Coddington <bcodding@redhat.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'net/sunrpc/xprtrdma/frwr_ops.c')
| -rw-r--r-- | net/sunrpc/xprtrdma/frwr_ops.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/net/sunrpc/xprtrdma/frwr_ops.c b/net/sunrpc/xprtrdma/frwr_ops.c index 3eccf365fcb8..ff699307e820 100644 --- a/net/sunrpc/xprtrdma/frwr_ops.c +++ b/net/sunrpc/xprtrdma/frwr_ops.c @@ -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 |