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
scsi-generic scsi_read_complete() should not -both- call the client complete callback with SCSI_REASON_DATA -and- call scsi_command_complete(). The former will cause the client to queue a new read or write request, while the later will free the request data structure, thus causing the new read or write request to use a freed/stale structure when it completes. This patch fixes the bug, fixing a crash with scsi-generic & RHEL5.5 installer. Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de>