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a="29189655" X-IronPort-AV: E=Sophos;i="6.09,212,1716274800"; d="scan'208";a="29189655" X-CSE-ConnectionGUID: HdqbjBEXSXe+ou+TnHJ5sA== X-CSE-MsgGUID: 4vSt+rPbQUyuDQ3bxBY4lQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.09,212,1716274800"; d="scan'208";a="50007312" From: Zhao Liu To: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , qemu-devel@nongnu.org Cc: Zhao Liu , Michael Roth , Konstantin Kostiuk Subject: [PATCH v2] qga/commands-posix: Make ga_wait_child() return boolean Date: Wed, 17 Jul 2024 00:23:51 +0800 Message-Id: <20240716162351.270095-1-zhao1.liu@intel.com> X-Mailer: git-send-email 2.34.1 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=198.175.65.11; envelope-from=zhao1.liu@intel.com; helo=mgamail.intel.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, 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 @intel.com) X-ZM-MESSAGEID: 1721146127863116300 Make ga_wait_child() return boolean and check the returned boolean in ga_run_command() instead of dereferencing @errp. Cc: Michael Roth Cc: Konstantin Kostiuk Reviewed-by: Philippe Mathieu-Daud=C3=A9 Signed-off-by: Zhao Liu Reviewed-by: Konstantin Kostiuk --- v2: * Added Phil's r/b. * Used Phil's polished words. --- qga/commands-posix.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/qga/commands-posix.c b/qga/commands-posix.c index 7f05996495a2..64bb0be94479 100644 --- a/qga/commands-posix.c +++ b/qga/commands-posix.c @@ -59,7 +59,7 @@ #endif #endif =20 -static void ga_wait_child(pid_t pid, int *status, Error **errp) +static bool ga_wait_child(pid_t pid, int *status, Error **errp) { pid_t rpid; =20 @@ -70,10 +70,11 @@ static void ga_wait_child(pid_t pid, int *status, Error= **errp) if (rpid =3D=3D -1) { error_setg_errno(errp, errno, "failed to wait for child (pid: %d)", pid); - return; + return false; } =20 g_assert(rpid =3D=3D pid); + return true; } =20 static ssize_t ga_pipe_read_str(int fd[2], char **str) @@ -178,8 +179,7 @@ static int ga_run_command(const char *argv[], const cha= r *in_str, goto out; } =20 - ga_wait_child(pid, &status, errp); - if (*errp) { + if (!ga_wait_child(pid, &status, errp)) { goto out; } =20 --=20 2.34.1