X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fscpi%2Fscpi_libgpib.c;h=cab72df720f426bfcfc9f7f19909bb9862da7e03;hb=3553451f1ed45d92bff11952cb131ac6a891b69f;hp=ed499cca5bad7bacd0e1e1fa07b70fc4ab7041a9;hpb=daf13c570f3532a702401363a35195970600c046;p=libsigrok.git

diff --git a/src/scpi/scpi_libgpib.c b/src/scpi/scpi_libgpib.c
index ed499cca..cab72df7 100644
--- a/src/scpi/scpi_libgpib.c
+++ b/src/scpi/scpi_libgpib.c
@@ -139,6 +139,9 @@ static int scpi_gpib_close(struct sr_scpi_dev_inst *scpi)
 {
 	struct scpi_gpib *gscpi = scpi->priv;
 
+	/* Put device in back local mode to prevent lock-out of front panel. */
+	ibloc(gscpi->descriptor);
+	/* Now it's safe to close the handle. */
 	ibonl(gscpi->descriptor, 0);
 
 	return SR_OK;