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| author | Pankaj Gupta <pankaj.gupta@amd.com> | 2024-06-07 13:36:10 -0500 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2024-06-11 14:29:01 +0200 |
| commit | 48779faef3c8e2fe70bd8285bffa731bd76dc844 (patch) | |
| tree | b30a91c3d0a5b5bdea1171540f6db4bb1508b9f4 | |
| parent | c94eb5db8e409c932da9eb187e68d4cdc14acc5b (diff) | |
| download | qemu-48779faef3c8e2fe70bd8285bffa731bd76dc844.zip qemu-48779faef3c8e2fe70bd8285bffa731bd76dc844.tar.gz qemu-48779faef3c8e2fe70bd8285bffa731bd76dc844.tar.bz2 | |
i386/sev: Move SEV_COMMON null check before dereferencing
Fixes Coverity CID 1546886.
Fixes: 9861405a8f ("i386/sev: Invoke launch_updata_data() for SEV class")
Signed-off-by: Pankaj Gupta <pankaj.gupta@amd.com>
Message-ID: <20240607183611.1111100-3-pankaj.gupta@amd.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | target/i386/sev.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/target/i386/sev.c b/target/i386/sev.c index 7c9df62..f18432f 100644 --- a/target/i386/sev.c +++ b/target/i386/sev.c @@ -1529,11 +1529,12 @@ int sev_encrypt_flash(hwaddr gpa, uint8_t *ptr, uint64_t len, Error **errp) { SevCommonState *sev_common = SEV_COMMON(MACHINE(qdev_get_machine())->cgs); - SevCommonStateClass *klass = SEV_COMMON_GET_CLASS(sev_common); + SevCommonStateClass *klass; if (!sev_common) { return 0; } + klass = SEV_COMMON_GET_CLASS(sev_common); /* if SEV is in update state then encrypt the data else do nothing */ if (sev_check_state(sev_common, SEV_STATE_LAUNCH_UPDATE)) { |