Issue #3108 has been reported by dcb.
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Bug #3108: sys/dev/disk/fd/fd.c:802: suspicious if statement ?
http://bugs.dragonflybsd.org/issues/3108
* Author: dcb
* Status: New
* Priority: Normal
* Assignee:
* Category: Driver
* Target version:
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dragonfly/sys/dev/disk/fd/fd.c:799] -> [dragonfly/sys/dev/disk/fd/fd.c:802]:
(warning) Opposite inner 'if' condition leads to a dead code block.
Source code is
error = isa_dma_acquire(fdc->dmachan);
if (!error) {
isa_dma_init(fdc->dmachan, 128 << 3 /* XXX max secsize */,
M_WAITOK);
if (error) {
isa_dma_release(fdc->dmachan);
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