devlink: correct misspelling of snapshot

The function to obtain a unique snapshot id was mistakenly typo'd as
devlink_region_shapshot_id_get. Fix this typo by renaming the function
and all of its users.

Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/core/devlink.c b/net/core/devlink.c
index b8d698a..f76219b 100644
--- a/net/core/devlink.c
+++ b/net/core/devlink.c
@@ -7563,7 +7563,7 @@ void devlink_region_destroy(struct devlink_region *region)
 EXPORT_SYMBOL_GPL(devlink_region_destroy);
 
 /**
- *	devlink_region_shapshot_id_get - get snapshot ID
+ *	devlink_region_snapshot_id_get - get snapshot ID
  *
  *	This callback should be called when adding a new snapshot,
  *	Driver should use the same id for multiple snapshots taken
@@ -7571,7 +7571,7 @@ EXPORT_SYMBOL_GPL(devlink_region_destroy);
  *
  *	@devlink: devlink
  */
-u32 devlink_region_shapshot_id_get(struct devlink *devlink)
+u32 devlink_region_snapshot_id_get(struct devlink *devlink)
 {
 	u32 id;
 
@@ -7581,7 +7581,7 @@ u32 devlink_region_shapshot_id_get(struct devlink *devlink)
 
 	return id;
 }
-EXPORT_SYMBOL_GPL(devlink_region_shapshot_id_get);
+EXPORT_SYMBOL_GPL(devlink_region_snapshot_id_get);
 
 /**
  *	devlink_region_snapshot_create - create a new snapshot