Commit 3d785d73 authored by Zhihao Cheng's avatar Zhihao Cheng Committed by Jarkko Sakkinen
Browse files

char: tpm: fix error return code in tpm_cr50_i2c_tis_recv() 



Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: 3a253caa ("char: tpm: add i2c driver for cr50")
Reported-by: default avatarHulk Robot <hulkci@huawei.com>
Signed-off-by: default avatarZhihao Cheng <chengzhihao1@huawei.com>
Reviewed-by: default avatarJarkko Sakkinen <jarkko@kernel.org>
Signed-off-by: default avatarJarkko Sakkinen <jarkko@kernel.org>
parent 9d53913f

drivers/char/tpm/tpm_tis_i2c_cr50.c

+1 −0
Original line number Diff line number Diff line
@@ -483,6 +483,7 @@ static int tpm_cr50_i2c_tis_recv(struct tpm_chip *chip, u8 *buf, size_t buf_len) 
	expected = be32_to_cpup((__be32 *)(buf + 2));

	if (expected > buf_len) {

		dev_err(&chip->dev, "Buffer too small to receive i2c data\n");

		rc = -E2BIG;

		goto out_err;

	}