c_write_operations.cc: fix some ioctx resource leaks
CID
1160833 (#3 of 3): Resource leak (RESOURCE_LEAK)
leaked_storage: Variable "ioctx" going out of scope leaks the storage
it points to
CID
1160835 (#3 of 3): Resource leak (RESOURCE_LEAK)
leaked_storage: Variable "ioctx" going out of scope leaks the storage
it points to.
CID
1188156 (#5 of 5): Resource leak (RESOURCE_LEAK)
leaked_storage: Variable "ioctx" going out of scope leaks the storage
it points to.
Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>