From: Gerd Hoffmann <kraxel@redhat.com>
To: qemu-devel@nongnu.org
Cc: Gerd Hoffmann <kraxel@redhat.com>
Subject: [Qemu-devel] [PATCH] usb-ehci: drop assert()
Date: Fri, 30 Mar 2012 13:26:21 +0200 [thread overview]
Message-ID: <1333106781-12978-1-git-send-email-kraxel@redhat.com> (raw)
Not sure what the purpose of the assert() was, in any case it is bogous.
We can arrive there if transfer descriptors passed to us from the guest
failed to pass sanity checks, i.e. it is guest-triggerable. We deal
with that case by resetting the host controller. Everything is ok, no
need to throw a core dump here.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
hw/usb/hcd-ehci.c | 1 -
1 files changed, 0 insertions(+), 1 deletions(-)
diff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c
index e12f098..23631a4 100644
--- a/hw/usb/hcd-ehci.c
+++ b/hw/usb/hcd-ehci.c
@@ -2009,7 +2009,6 @@ static void ehci_advance_state(EHCIState *ehci,
fprintf(stderr, "processing error - resetting ehci HC\n");
ehci_reset(ehci);
again = 0;
- assert(0);
}
}
while (again);
--
1.7.1
next reply other threads:[~2012-03-30 11:26 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-30 11:26 Gerd Hoffmann [this message]
2012-03-30 14:21 ` [Qemu-devel] [PATCH] usb-ehci: drop assert() Hans de Goede
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