[PATCH v1] tcmu: free old string on reconfig

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On initial tcmu_configure_device call the info->name would
have already been allocated and set, so on the second call
make sure to free it first.

Reported-by: Mike Christie <mchristi@xxxxxxxxxx>
Signed-off-by: Bryant G. Ly <bryantly@xxxxxxxxxxxxxxxxxx>
---
 drivers/target/target_core_user.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
index 80ee130..e366260 100644
--- a/drivers/target/target_core_user.c
+++ b/drivers/target/target_core_user.c
@@ -1433,6 +1433,8 @@ static int tcmu_update_uio_info(struct tcmu_dev *udev)
 	if (udev->dev_config[0])
 		snprintf(str + used, size - used, "/%s", udev->dev_config);
 
+	/* If the old string exists, free it */
+	kfree(info->name);
 	info->name = str;
 
 	return 0;
-- 
2.5.4 (Apple Git-61)

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