Fix exception when pMetaProp is NULL.
ExternalRecorder: Don't leave the external app open when it is not actually
in use.  Better recovery from 'feed' issues.
Check the return values from seek requests

Fixes Coverity 746749 & 1073815
Fixes #12233

Signed-off-by: Stuart Morgan <smorgan@mythtv.org>
Patch for static analysis and NULL source pointer to memcpy

With additional changes by Stuart Morgan to guard against a negative Length.

Fixes #12238

Signed-off-by: Stuart Morgan <smorgan@mythtv.org>
Protect LanguageSelection::Save against NULL pointer de-ref

Signed-off-by: Stuart Morgan <smorgan@mythtv.org>

Fixes #12235
Patch to use consistent cast and sizeof operands

Fixes #12237

Signed-off-by: Stuart Morgan <smorgan@mythtv.org>
Patch to use consistent cast and sizeof operands in allocator

Fixes #12237

Signed-off-by: Stuart Morgan <smorgan@mythtv.org>
Protect against potential divide by zero detected by static analysis

Fixes #12236

Signed-off-by: Stuart Morgan <smorgan@mythtv.org>