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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-03-19 16:15:33 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-03-19 16:15:33 +0100
commit7e2dc8ed7862ac622b5a59953b679de97001dc83 (patch)
treed2d2cf61a22f5a6404000ee007c5e80bc2d9eca9 /drivers/crypto
parenta7e8c9cc3a13baf3dcf9734dd55609aa7ff9a1a0 (diff)
parent4a2b0ed2ac7abe9743e1559d212075a0ebac96b3 (diff)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/crypto')
-rw-r--r--drivers/crypto/ccp/sev-dev.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/crypto/ccp/sev-dev.c b/drivers/crypto/ccp/sev-dev.c
index 1cdadddb744e..0d90b5f6a454 100644
--- a/drivers/crypto/ccp/sev-dev.c
+++ b/drivers/crypto/ccp/sev-dev.c
@@ -1105,15 +1105,12 @@ struct page *snp_alloc_hv_fixed_pages(unsigned int num_2mb_pages)
{
struct psp_device *psp_master = psp_get_master_device();
struct snp_hv_fixed_pages_entry *entry;
- struct sev_device *sev;
unsigned int order;
struct page *page;
- if (!psp_master || !psp_master->sev_data)
+ if (!psp_master)
return NULL;
- sev = psp_master->sev_data;
-
order = get_order(PMD_SIZE * num_2mb_pages);
/*
@@ -1126,7 +1123,8 @@ struct page *snp_alloc_hv_fixed_pages(unsigned int num_2mb_pages)
* This API uses SNP_INIT_EX to transition allocated pages to HV_Fixed
* page state, fail if SNP is already initialized.
*/
- if (sev->snp_initialized)
+ if (psp_master->sev_data &&
+ ((struct sev_device *)psp_master->sev_data)->snp_initialized)
return NULL;
/* Re-use freed pages that match the request */
@@ -1162,7 +1160,7 @@ void snp_free_hv_fixed_pages(struct page *page)
struct psp_device *psp_master = psp_get_master_device();
struct snp_hv_fixed_pages_entry *entry, *nentry;
- if (!psp_master || !psp_master->sev_data)
+ if (!psp_master)
return;
/*