hw/usb/dev-mtp: Correctly report free space

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 <fdurso@google.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240618003657.3344685-1-fdurso@google.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>

diff --git a/hw/usb/dev-mtp.c b/hw/usb/dev-mtp.c
index 7e4a0765ae678263d3ecdf1f98499d2601756f97..554b397e88700fc42b1f9f8e0f58e9fa5a64b877 100644 (file)
--- 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);