sdb: if BUSY, sdb is already there

Signed-off-by: Federico Vaga <federico.vaga@cern.ch>

sdb: if BUSY, sdb is already there
Signed-off-by: Federico Vaga <federico.vaga@cern.ch>
6e245784 · Federico Vaga · 047ec2e2 · 6e245784
Commit 6e245784 authored Sep 25, 2014 by Federico Vaga
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fa-core.c kernel/fa-core.c +5 -0

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--- a/kernel/fa-core.c
+++ b/kernel/fa-core.c
@@ -285,6 +285,11 @@ static int __fa_sdb_get_device(struct fa_dev *fa)
 	int ret;

 	ret = fmc_scan_sdb_tree(fmc, 0);
+	if (ret == -EBUSY) {
+		/* Not a problem, it's already there. We assume that
+		   it's the correct one */
+		ret = 0;
+	}
 	if (ret < 0) {
 		dev_err(dev,
 			"%s: no SDB in the bitstream."