svn commit: r291195 - stable/10/sys/geom/eli

[Steven Hartland]

Author: smh
Date: Mon Nov 23 12:17:46 2015
New Revision: 291195
URL: https://svnweb.freebsd.org/changeset/base/291195

Log:
  MFC r290406:
  
  Fix g_eli error loss conditions
  
  Sponsored by:	Multiplay

Modified:
  stable/10/sys/geom/eli/g_eli.c
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/sys/geom/eli/g_eli.c
==============================================================================
--- stable/10/sys/geom/eli/g_eli.c	Mon Nov 23 12:10:29 2015	(r291194)
+++ stable/10/sys/geom/eli/g_eli.c	Mon Nov 23 12:17:46 2015	(r291195)
@@ -201,7 +201,7 @@ g_eli_read_done(struct bio *bp)
 
 	G_ELI_LOGREQ(2, bp, "Request done.");
 	pbp = bp->bio_parent;
-	if (pbp->bio_error == 0)
+	if (pbp->bio_error == 0 && bp->bio_error != 0)
 		pbp->bio_error = bp->bio_error;
 	g_destroy_bio(bp);
 	/*
@@ -212,7 +212,8 @@ g_eli_read_done(struct bio *bp)
 		return;
 	sc = pbp->bio_to->geom->softc;
 	if (pbp->bio_error != 0) {
-		G_ELI_LOGREQ(0, pbp, "%s() failed", __func__);
+		G_ELI_LOGREQ(0, pbp, "%s() failed (error=%d)", __func__,
+		    pbp->bio_error);
 		pbp->bio_completed = 0;
 		if (pbp->bio_driver2 != NULL) {
 			free(pbp->bio_driver2, M_ELI);
@@ -241,10 +242,8 @@ g_eli_write_done(struct bio *bp)
 
 	G_ELI_LOGREQ(2, bp, "Request done.");
 	pbp = bp->bio_parent;
-	if (pbp->bio_error == 0) {
-		if (bp->bio_error != 0)
-			pbp->bio_error = bp->bio_error;
-	}
+	if (pbp->bio_error == 0 && bp->bio_error != 0)
+		pbp->bio_error = bp->bio_error;
 	g_destroy_bio(bp);
 	/*
 	 * Do we have all sectors already?
@@ -255,14 +254,15 @@ g_eli_write_done(struct bio *bp)
 	free(pbp->bio_driver2, M_ELI);
 	pbp->bio_driver2 = NULL;
 	if (pbp->bio_error != 0) {
-		G_ELI_LOGREQ(0, pbp, "Crypto WRITE request failed (error=%d).",
+		G_ELI_LOGREQ(0, pbp, "%s() failed (error=%d)", __func__,
 		    pbp->bio_error);
 		pbp->bio_completed = 0;
-	}
+	} else
+		pbp->bio_completed = pbp->bio_length;
+
 	/*
 	 * Write is finished, send it up.
 	 */
-	pbp->bio_completed = pbp->bio_length;
 	sc = pbp->bio_to->geom->softc;
 	g_io_deliver(pbp, pbp->bio_error);
 	atomic_subtract_int(&sc->sc_inflight, 1);