Resolve Coverity security issues across sensors/bluetooth - #6
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…etooth Issue types: - Overflowed return value - Wrong size argument - Data race condition - Dereference before null check - Division or modulo by zero CIDs: - 6161277 - 6163648 - 6169560 - 6188213 - 6185842 - 6191870 Changes: - Fixed all negative int-to-ssize_t error-return conversions in iiod-client paths. - Replaced hardcoded mgmt command write size with sizeof(cmd) and compatible ssize_t compare. - Added mutex protection in network_cancel for io_ctx cancellation and cancelled flag updates. - Reordered Sensors::initialize setup so EventFlag creation occurs only after queue validity checks. - Start wake-lock thread only on successful initialize() and guard destructor join with joinable(). Tracked-On: NIACP3-1397 Signed-off-by: Anisetti Avinash Krishna <anisetti.avinash.krishna@intel.com>
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Tracked-On: NIACP3-1397