From: Sean Christopherson seanjc@google.com
[ Upstream commit b61a9071dc72a3c709192c0c00ab87c2b3de1d94 ]
Free the SEV device if later initialization fails. The memory isn't technically leaked as it's tracked in the top-level device's devres list, but unless the top-level device is removed, the memory won't be freed and is effectively leaked.
Signed-off-by: Sean Christopherson seanjc@google.com Message-Id: 20210406224952.4177376-2-seanjc@google.com Reviewed-by: Brijesh Singh brijesh.singh@amd.com Acked-by: Tom Lendacky thomas.lendacky@amd.com Signed-off-by: Paolo Bonzini pbonzini@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/crypto/ccp/sev-dev.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/crypto/ccp/sev-dev.c b/drivers/crypto/ccp/sev-dev.c index cb9b4c4e371e..ba240d33d26e 100644 --- a/drivers/crypto/ccp/sev-dev.c +++ b/drivers/crypto/ccp/sev-dev.c @@ -987,7 +987,7 @@ int sev_dev_init(struct psp_device *psp) if (!sev->vdata) { ret = -ENODEV; dev_err(dev, "sev: missing driver data\n"); - goto e_err; + goto e_sev; }
psp_set_sev_irq_handler(psp, sev_irq_handler, sev); @@ -1002,6 +1002,8 @@ int sev_dev_init(struct psp_device *psp)
e_irq: psp_clear_sev_irq_handler(psp); +e_sev: + devm_kfree(dev, sev); e_err: psp->sev_data = NULL;