From: Colin Ian King <colin.king@canonical.com>
Date: Tue, 6 Apr 2021 17:01:15 +0000 (+0100)
Subject: clk: socfpga: arria10: Fix memory leak of socfpga_clk on error return
X-Git-Tag: v4.9.269~204
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=67537124ed522e0a249c79980b48bacac6f377c7;p=thirdparty%2Fkernel%2Fstable.git

clk: socfpga: arria10: Fix memory leak of socfpga_clk on error return

[ Upstream commit 657d4d1934f75a2d978c3cf2086495eaa542e7a9 ]

There is an error return path that is not kfree'ing socfpga_clk leading
to a memory leak. Fix this by adding in the missing kfree call.

Addresses-Coverity: ("Resource leak")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Link: https://lore.kernel.org/r/20210406170115.430990-1-colin.king@canonical.com
Acked-by: Dinh Nguyen <dinguyen@kernel.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/drivers/clk/socfpga/clk-gate-a10.c b/drivers/clk/socfpga/clk-gate-a10.c
index c2d5727481671..7913dbedba89b 100644
--- a/drivers/clk/socfpga/clk-gate-a10.c
+++ b/drivers/clk/socfpga/clk-gate-a10.c
@@ -157,6 +157,7 @@ static void __init __socfpga_gate_init(struct device_node *node,
 		if (IS_ERR(socfpga_clk->sys_mgr_base_addr)) {
 			pr_err("%s: failed to find altr,sys-mgr regmap!\n",
 					__func__);
+			kfree(socfpga_clk);
 			return;
 		}
 	}