From 5f333d79a4337b390fa4103e270d2bdaf243aad6 Mon Sep 17 00:00:00 2001 From: Thomas Huth Date: Wed, 12 Oct 2016 17:33:44 +0200 Subject: [PATCH] hw/tpm/tpm_passthrough: Simplify if-statements a little bit The condition '!A || (A && B)' is equivalent to '!A || B' Buglink: https://bugs.launchpad.net/qemu/+bug/1464611 Signed-off-by: Thomas Huth Reviewed-by: Peter Maydell Signed-off-by: Michael Tokarev --- hw/tpm/tpm_passthrough.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/hw/tpm/tpm_passthrough.c b/hw/tpm/tpm_passthrough.c index e88c0d20bc..9234eb3459 100644 --- a/hw/tpm/tpm_passthrough.c +++ b/hw/tpm/tpm_passthrough.c @@ -165,8 +165,7 @@ static int tpm_passthrough_unix_tx_bufs(TPMPassthruState *tpm_pt, ret = tpm_passthrough_unix_write(tpm_pt->tpm_fd, in, in_len); if (ret != in_len) { - if (!tpm_pt->tpm_op_canceled || - (tpm_pt->tpm_op_canceled && errno != ECANCELED)) { + if (!tpm_pt->tpm_op_canceled || errno != ECANCELED) { error_report("tpm_passthrough: error while transmitting data " "to TPM: %s (%i)", strerror(errno), errno); @@ -178,8 +177,7 @@ static int tpm_passthrough_unix_tx_bufs(TPMPassthruState *tpm_pt, ret = tpm_passthrough_unix_read(tpm_pt->tpm_fd, out, out_len); if (ret < 0) { - if (!tpm_pt->tpm_op_canceled || - (tpm_pt->tpm_op_canceled && errno != ECANCELED)) { + if (!tpm_pt->tpm_op_canceled || errno != ECANCELED) { error_report("tpm_passthrough: error while reading data from " "TPM: %s (%i)", strerror(errno), errno);