net/rds: Set fr_state only to FRMR_IS_FREE if IB_WR_LOCAL_INV had bee…

…n successful Fix a bug where fr_state first goes to FRMR_IS_STALE, because of a failure of operation IB_WR_LOCAL_INV, but then gets set back to "FRMR_IS_FREE" uncoditionally, even though the operation failed. Signed-off-by: Gerd Rausch <[email protected]> Acked-by: Santosh Shilimkar <[email protected]> Signed-off-by: David S. Miller <[email protected]>
adn770 · Jul 17, 2019 · 9547dff · 9547dff
1 parent aea01a2
commit 9547dff
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/net/rds/ib_frmr.c b/net/rds/ib_frmr.c
@@ -309,7 +309,8 @@ void rds_ib_mr_cqe_handler(struct rds_ib_connection *ic, struct ib_wc *wc)
 	}
 
 	if (frmr->fr_inv) {
-		frmr->fr_state = FRMR_IS_FREE;
+		if (frmr->fr_state == FRMR_IS_INUSE)
+			frmr->fr_state = FRMR_IS_FREE;
 		frmr->fr_inv = false;
 		wake_up(&frmr->fr_inv_done);
 	}