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path: root/drivers/fsi/fsi-core.c
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-rw-r--r--drivers/fsi/fsi-core.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/fsi/fsi-core.c b/drivers/fsi/fsi-core.c
index 3a7b78e36701..694e80c06665 100644
--- a/drivers/fsi/fsi-core.c
+++ b/drivers/fsi/fsi-core.c
@@ -392,8 +392,8 @@ int fsi_slave_write(struct fsi_slave *slave, uint32_t addr,
}
EXPORT_SYMBOL_GPL(fsi_slave_write);
-extern int fsi_slave_claim_range(struct fsi_slave *slave,
- uint32_t addr, uint32_t size)
+int fsi_slave_claim_range(struct fsi_slave *slave,
+ uint32_t addr, uint32_t size)
{
if (addr + size < addr)
return -EINVAL;
@@ -406,8 +406,8 @@ extern int fsi_slave_claim_range(struct fsi_slave *slave,
}
EXPORT_SYMBOL_GPL(fsi_slave_claim_range);
-extern void fsi_slave_release_range(struct fsi_slave *slave,
- uint32_t addr, uint32_t size)
+void fsi_slave_release_range(struct fsi_slave *slave,
+ uint32_t addr, uint32_t size)
{
}
EXPORT_SYMBOL_GPL(fsi_slave_release_range);
@@ -1314,6 +1314,9 @@ int fsi_master_register(struct fsi_master *master)
mutex_init(&master->scan_lock);
master->idx = ida_simple_get(&master_ida, 0, INT_MAX, GFP_KERNEL);
+ if (master->idx < 0)
+ return master->idx;
+
dev_set_name(&master->dev, "fsi%d", master->idx);
master->dev.class = &fsi_master_class;