FMC: show_sdb_tree: fix offset calculation

The code reported wrong addresses in the sdb dumps.  All sdb addresses
are relative, but the code was adding the base address twice.  Bug
exposed by a gateware image with two bridge levels.

Thanks David for reporting the problem.

Signed-off-by: Alessandro Rubini <rubini@gnudd.com>
Reported-by: Juan David Gonzalez Cobas <dcobas@cern.ch>
Tested-by: Juan David Gonzalez Cobas <dcobas@cern.ch>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 2 insertions, 5 deletions

diff --git a/drivers/fmc/fmc-sdb.c b/drivers/fmc/fmc-sdb.c
index 79adc39221ea..69f42d70bc74 100644
--- a/drivers/fmc/fmc-sdb.c
+++ b/drivers/fmc/fmc-sdb.c
@@ -153,20 +153,17 @@ EXPORT_SYMBOL(fmc_reprogram);
 static void __fmc_show_sdb_tree(const struct fmc_device *fmc,
                                 const struct sdb_array *arr)
 {
+        unsigned long base = arr->baseaddr;
         int i, j, n = arr->len, level = arr->level;
-        const struct sdb_array *ap;
 
         for (i = 0; i < n; i++) {
-                unsigned long base;
                 union  sdb_record *r;
                 struct sdb_product *p;
                 struct sdb_component *c;
                 r = &arr->record[i];
                 c = &r->dev.sdb_component;
                 p = &c->product;
-                base = 0;
-                for (ap = arr; ap; ap = ap->parent)
-                        base += ap->baseaddr;
+
                 dev_info(&fmc->dev, "SDB: ");
 
                 for (j = 0; j < level; j++)