Fix memory leak in soupbin3_session_new()

Spotted by Clang Static Analyzer.

Signed-off-by: Pekka Enberg <penberg@iki.fi>
Fix memory leak in fast_session_new()

Spotted by Clang Static Analyzer.

Signed-off-by: Pekka Enberg <penberg@iki.fi>
Eliminate dead store in parse_int()

Spotted by Clang Static Analyzer.

Signed-off-by: Pekka Enberg <penberg@iki.fi>
Fix memory leak in tools/fast/fast_orderbook.c

Spotted by Clang Static Analyzer.

Signed-off-by: Pekka Enberg <penberg@iki.fi>