From: Dominique Martinet Date: Fri, 7 Sep 2018 15:26:50 +0000 (+0900) Subject: 9p/rdma: remove useless check in cm_event_handler X-Git-Tag: v4.4.185~41 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3479b3c35e82ed10aa0ca2ee9e78c4eded06ba62;p=thirdparty%2Fkernel%2Fstable.git 9p/rdma: remove useless check in cm_event_handler [ Upstream commit 473c7dd1d7b59ff8f88a5154737e3eac78a96e5b ] the client c is always dereferenced to get the rdma struct, so c has to be a valid pointer at this point. Gcc would optimize that away but let's make coverity happy... Link: http://lkml.kernel.org/r/1536339057-21974-3-git-send-email-asmadeus@codewreck.org Addresses-Coverity-ID: 102778 ("Dereference before null check") Signed-off-by: Dominique Martinet Signed-off-by: Sasha Levin --- diff --git a/net/9p/trans_rdma.c b/net/9p/trans_rdma.c index f3a9254b6df98..83d2e7722ebf4 100644 --- a/net/9p/trans_rdma.c +++ b/net/9p/trans_rdma.c @@ -255,8 +255,7 @@ p9_cm_event_handler(struct rdma_cm_id *id, struct rdma_cm_event *event) case RDMA_CM_EVENT_DISCONNECTED: if (rdma) rdma->state = P9_RDMA_CLOSED; - if (c) - c->status = Disconnected; + c->status = Disconnected; break; case RDMA_CM_EVENT_TIMEWAIT_EXIT: