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tpm: Fix comparison of unsigned expression warning

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The function tpm_xfer returns int so make 'err' be int rather than
uint32_t so that we can catch an error condition.  Reported by
clang-3.8.

Signed-off-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Tom Rini 2017-05-10 15:20:18 -04:00
parent 758979101d
commit 667d685697
1 changed files with 1 additions and 2 deletions
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3
lib/tpm.c
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@ -230,10 +230,9 @@ static uint32_t tpm_sendrecv_command(const void *command,
void *response, size_t *size_ptr)
{
struct udevice *dev;
int ret;
int err, ret;
uint8_t response_buffer[COMMAND_BUFFER_SIZE];
size_t response_length;
uint32_t err;
if (response) {
response_length = *size_ptr;