[gnutls-devel] GnuTLS | x86/padlock: Use free() on local variables (#1094)

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zzjianhui created an issue: https://gitlab.com/gnutls/gnutls/-/issues/1094



## Description of problem:
In hmac-padlock.c, Call wrap_padlock_hmac_deinit() in function wrap_padlock_hmac_fast() to release local variable ctx. We must remove the call to denit() to fix the crash. I create merge request.!1327

## Version of gnutls used:
current version

## Distributor of gnutls (e.g., Ubuntu, Fedora, RHEL)
Ubuntu20.4

## How reproducible:
When we use padlock sha512.

## Actual results:
On Zhaoxin CPU, run the make check command, a segmentation error will be displayed.[test-suite.log](/uploads/cc40265950b8e5d97f8c83ef23dfbe62/test-suite.log)

## Expected results:

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