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Mon, 24 Jun 2024 03:18:38 -0700 (PDT) From: =?UTF-8?q?Alex=20Benn=C3=A9e?= To: qemu-devel@nongnu.org Cc: Akihiko Odaki , Pierrick Bouvier , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Richard Henderson , Alexandre Iooss , Mahmoud Mandour Subject: [PULL 03/12] plugins: Ensure register handles are not NULL Date: Mon, 24 Jun 2024 11:18:27 +0100 Message-Id: <20240624101836.193761-4-alex.bennee@linaro.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240624101836.193761-1-alex.bennee@linaro.org> References: <20240624101836.193761-1-alex.bennee@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::532; envelope-from=alex.bennee@linaro.org; helo=mail-ed1-x532.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1719224402034100002 From: Akihiko Odaki Ensure register handles are not NULL so that a plugin can assume NULL is invalid as a register handle. Signed-off-by: Akihiko Odaki Reviewed-by: Pierrick Bouvier Message-Id: <20240229-null-v1-1-e716501d981e@daynix.com> Signed-off-by: Alex Benn=C3=A9e Reviewed-by: Richard Henderson Message-Id: <20240620152220.2192768-4-alex.bennee@linaro.org> diff --git a/plugins/api.c b/plugins/api.c index 5a0a7f8c71..6bdb26bbe3 100644 --- a/plugins/api.c +++ b/plugins/api.c @@ -507,7 +507,7 @@ static GArray *create_register_handles(GArray *gdbstub_= regs) } =20 /* Create a record for the plugin */ - desc.handle =3D GINT_TO_POINTER(grd->gdb_reg); + desc.handle =3D GINT_TO_POINTER(grd->gdb_reg + 1); desc.name =3D g_intern_string(grd->name); desc.feature =3D g_intern_string(grd->feature_name); g_array_append_val(find_data, desc); @@ -528,7 +528,7 @@ int qemu_plugin_read_register(struct qemu_plugin_regist= er *reg, GByteArray *buf) { g_assert(current_cpu); =20 - return gdb_read_register(current_cpu, buf, GPOINTER_TO_INT(reg)); + return gdb_read_register(current_cpu, buf, GPOINTER_TO_INT(reg) - 1); } =20 struct qemu_plugin_scoreboard *qemu_plugin_scoreboard_new(size_t element_s= ize) --=20 2.39.2