Message ID | 20210406170115.430990-1-colin.king@canonical.com (mailing list archive) |
---|---|
State | Accepted, archived |
Headers | show |
Series | clk: socfpga: arria10: Fix memory leak of socfpga_clk on error return | expand |
On 4/6/21 12:01 PM, Colin King wrote: > From: Colin Ian King <colin.king@canonical.com> > > 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> > --- > drivers/clk/socfpga/clk-gate-a10.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/clk/socfpga/clk-gate-a10.c b/drivers/clk/socfpga/clk-gate-a10.c > index f5cba8298712..738c53391e39 100644 > --- a/drivers/clk/socfpga/clk-gate-a10.c > +++ b/drivers/clk/socfpga/clk-gate-a10.c > @@ -146,6 +146,7 @@ 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; > } > } > Acked-by: Dinh Nguyen <dinguyen@kernel.org>
On 06/04/2021 19:01, Colin King wrote: > From: Colin Ian King <colin.king@canonical.com> > > 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> > --- > drivers/clk/socfpga/clk-gate-a10.c | 1 + > 1 file changed, 1 insertion(+) Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> Best regards, Krzysztof
Quoting Colin King (2021-04-06 10:01:15) > From: Colin Ian King <colin.king@canonical.com> > > 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> > --- Applied to clk-next
diff --git a/drivers/clk/socfpga/clk-gate-a10.c b/drivers/clk/socfpga/clk-gate-a10.c index f5cba8298712..738c53391e39 100644 --- a/drivers/clk/socfpga/clk-gate-a10.c +++ b/drivers/clk/socfpga/clk-gate-a10.c @@ -146,6 +146,7 @@ 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; } }