BugLink: https://bugs.launchpad.net/bugs/1836117
[ Upstream commit
365f7a89c881e84f1ebc925f65f899d5d7ce547e ]
Patch "clk: core: Copy connection id" made it so that the connector id
'con_id' is kstrdup_const()ed to cater to drivers that pass non-constant
connection ids. The patch added the corresponding kfree_const to
__clk_free_clk(), but struct clk's can be freed also via __clk_put().
Add the kfree_const call to __clk_put() and add comments to both
functions to remind that the logic in them should be kept in sync.
Fixes: 253160a8ad06 ("clk: core: Copy connection id")
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Reviewed-by: Leonard Crestez <leonard.crestez@nxp.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>
return clk;
}
+/* keep in sync with __clk_put */
void __clk_free_clk(struct clk *clk)
{
clk_prepare_lock();
return 1;
}
+/* keep in sync with __clk_free_clk */
void __clk_put(struct clk *clk)
{
struct module *owner;
module_put(owner);
+ kfree_const(clk->con_id);
kfree(clk);
}