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[PATCH v3 10/22] target/i386/sev: sev_get_attestation_report use g_autof
From: |
Philippe Mathieu-Daudé |
Subject: |
[PATCH v3 10/22] target/i386/sev: sev_get_attestation_report use g_autofree |
Date: |
Sat, 2 Oct 2021 14:53:05 +0200 |
From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
Removes a whole bunch of g_free's and a goto.
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Connor Kuehl <ckuehl@redhat.com>
Reviewed-by: Brijesh Singh <brijesh.singh@amd.com>
Message-Id: <20210603113017.34922-1-dgilbert@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
target/i386/sev.c | 11 +++--------
1 file changed, 3 insertions(+), 8 deletions(-)
diff --git a/target/i386/sev.c b/target/i386/sev.c
index c88cd808410..aefbef4bb63 100644
--- a/target/i386/sev.c
+++ b/target/i386/sev.c
@@ -493,8 +493,8 @@ sev_get_attestation_report(const char *mnonce, Error **errp)
struct kvm_sev_attestation_report input = {};
SevAttestationReport *report = NULL;
SevGuestState *sev = sev_guest;
- guchar *data;
- guchar *buf;
+ g_autofree guchar *data = NULL;
+ g_autofree guchar *buf = NULL;
gsize len;
int err = 0, ret;
@@ -514,7 +514,6 @@ sev_get_attestation_report(const char *mnonce, Error **errp)
if (len != sizeof(input.mnonce)) {
error_setg(errp, "SEV: mnonce must be %zu bytes (got %" G_GSIZE_FORMAT
")",
sizeof(input.mnonce), len);
- g_free(buf);
return NULL;
}
@@ -525,7 +524,6 @@ sev_get_attestation_report(const char *mnonce, Error **errp)
if (err != SEV_RET_INVALID_LEN) {
error_setg(errp, "failed to query the attestation report length "
"ret=%d fw_err=%d (%s)", ret, err, fw_error_to_str(err));
- g_free(buf);
return NULL;
}
}
@@ -540,7 +538,7 @@ sev_get_attestation_report(const char *mnonce, Error **errp)
if (ret) {
error_setg_errno(errp, errno, "Failed to get attestation report"
" ret=%d fw_err=%d (%s)", ret, err, fw_error_to_str(err));
- goto e_free_data;
+ return NULL;
}
report = g_new0(SevAttestationReport, 1);
@@ -548,9 +546,6 @@ sev_get_attestation_report(const char *mnonce, Error **errp)
trace_kvm_sev_attestation_report(mnonce, report->data);
-e_free_data:
- g_free(data);
- g_free(buf);
return report;
}
--
2.31.1
- Re: [PATCH v3 05/22] target/i386/monitor: Return QMP error when SEV is disabled in build, (continued)
- [PATCH v3 06/22] target/i386/cpu: Add missing 'qapi/error.h' header, Philippe Mathieu-Daudé, 2021/10/02
- [PATCH v3 07/22] target/i386/sev_i386.h: Remove unused headers, Philippe Mathieu-Daudé, 2021/10/02
- [PATCH v3 09/22] target/i386/sev: Mark unreachable code with g_assert_not_reached(), Philippe Mathieu-Daudé, 2021/10/02
- [PATCH v3 08/22] target/i386/sev: Remove sev_get_me_mask(), Philippe Mathieu-Daudé, 2021/10/02
- [PATCH v3 10/22] target/i386/sev: sev_get_attestation_report use g_autofree,
Philippe Mathieu-Daudé <=
- [PATCH v3 13/22] target/i386/sev: Remove stubs by using code elision, Philippe Mathieu-Daudé, 2021/10/02
- [PATCH v3 12/22] target/i386/sev: Declare system-specific functions in 'sev_i386.h', Philippe Mathieu-Daudé, 2021/10/02
- [PATCH v3 11/22] target/i386/sev: Restrict SEV to system emulation, Philippe Mathieu-Daudé, 2021/10/02
- [PATCH v3 14/22] target/i386/sev: Move qmp_query_sev_attestation_report() to sev.c, Philippe Mathieu-Daudé, 2021/10/02