Messages in this thread Patch in this message | | | From | Michael Walle <> | Subject | [PATCH v2 2/2] NFC: nxp-nci: don't print header length mismatch on i2c error | Date | Mon, 27 Jun 2022 19:06:43 +0200 |
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Don't print a misleading header length mismatch error if the i2c call returns an error. Instead just return the error code without any error message.
Signed-off-by: Michael Walle <michael@walle.cc> --- changes since v1: - reworded commit message - removed fixes tag - removed nfc_err() call, as it is done elsewhere in this driver - nxp_nci_i2c_fw_read() has the same issue. also handle it there
drivers/nfc/nxp-nci/i2c.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/nfc/nxp-nci/i2c.c b/drivers/nfc/nxp-nci/i2c.c index e8f3b35afbee..ae2ba08d8ac3 100644 --- a/drivers/nfc/nxp-nci/i2c.c +++ b/drivers/nfc/nxp-nci/i2c.c @@ -122,7 +122,9 @@ static int nxp_nci_i2c_fw_read(struct nxp_nci_i2c_phy *phy, skb_put_data(*skb, &header, NXP_NCI_FW_HDR_LEN); r = i2c_master_recv(client, skb_put(*skb, frame_len), frame_len); - if (r != frame_len) { + if (r < 0) { + goto fw_read_exit_free_skb; + } else if (r != frame_len) { nfc_err(&client->dev, "Invalid frame length: %u (expected %zu)\n", r, frame_len); @@ -166,7 +168,9 @@ static int nxp_nci_i2c_nci_read(struct nxp_nci_i2c_phy *phy, return 0; r = i2c_master_recv(client, skb_put(*skb, header.plen), header.plen); - if (r != header.plen) { + if (r < 0) { + goto nci_read_exit_free_skb; + } else if (r != header.plen) { nfc_err(&client->dev, "Invalid frame payload length: %u (expected %u)\n", r, header.plen); -- 2.30.2
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