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Produce better error message when TPM device cannot be opened.

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BUG=chromium-os:16925
TEST=run "tpmc getvf" before stopping tcsd and observe that the error message no longer says "forgot to call TlclLibInit()"

Change-Id: I867c010c07286c0aa4cec49dda60524de1c2bec1
Reviewed-on: http://gerrit.chromium.org/gerrit/3147
Tested-by: Luigi Semenzato <semenzato@chromium.org>
Reviewed-by: Randall Spangler <rspangler@chromium.org>
This commit is contained in:
Luigi Semenzato
2011-06-23 16:17:50 -07:00
parent a45ee21bb0
commit c76136cd0d
1 changed files with 1 additions and 3 deletions
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4
firmware/stub/tpm_lite_stub.c
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@@ -126,9 +126,7 @@ uint32_t TlclOpenDevice(void) {
tpm_fd = open(device_path, O_RDWR);
if (tpm_fd < 0) {
VBDEBUG(("TPM: Cannot open TPM device %s: %s\n", device_path,
strerror(errno)));
return TPM_E_IOERROR;
error("TPM: Cannot open TPM device %s: %s\n", device_path, strerror(errno));
}
return 0;