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Mon, 17 Jun 2024 17:37:05 -0700 (PDT) Date: Tue, 18 Jun 2024 02:36:57 +0200 Mime-Version: 1.0 Message-ID: <20240618003657.3344685-1-fdurso@google.com> Subject: [PATCH] hw/usb/dev-mtp: Correctly report free space From: "Fabio D'Urso" To: qemu-devel@nongnu.org Cc: Gerd Hoffmann , "Fabio D'Urso" Received-SPF: pass client-ip=2607:f8b0:4864:20::1149; envelope-from=3sdZwZgYKClw97OLMIAIIAF8.6IGK8GO-78P8FHIHAHO.ILA@flex--fdurso.bounces.google.com; helo=mail-yw1-x1149.google.com X-Spam_score_int: -95 X-Spam_score: -9.6 X-Spam_bar: --------- X-Spam_report: (-9.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_MED=-0.001, 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, T_SCC_BODY_TEXT_LINE=-0.01, USER_IN_DEF_DKIM_WL=-7.5 autolearn=ham autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Mon, 17 Jun 2024 21:00:22 -0400 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org In order to compute the amount of free space (in bytes), the number of available blocks (f_bavail) should be multiplied by the block size (f_frsize) instead of the total number of blocks (f_blocks). Signed-off-by: Fabio D'Urso Reviewed-by: Philippe Mathieu-Daudé --- hw/usb/dev-mtp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/usb/dev-mtp.c b/hw/usb/dev-mtp.c index 7e4a0765ae..554b397e88 100644 --- a/hw/usb/dev-mtp.c +++ b/hw/usb/dev-mtp.c @@ -886,7 +886,7 @@ static MTPData *usb_mtp_get_storage_info(MTPState *s, MTPControl *c) rc = statvfs(s->root, &buf); if (rc == 0) { usb_mtp_add_u64(d, (uint64_t)buf.f_frsize * buf.f_blocks); - usb_mtp_add_u64(d, (uint64_t)buf.f_bavail * buf.f_blocks); + usb_mtp_add_u64(d, (uint64_t)buf.f_frsize * buf.f_bavail); usb_mtp_add_u32(d, buf.f_ffree); } else { usb_mtp_add_u64(d, 0xffffffff);