BANGALORE: A 25-year old software professional allegedly committed suicide here, upset over his wife deserting him, police said today.Kamalesh Sharma, hailing from Gwalior in Madhya Pradesh, ended his life yesterday by hanging himself in his house after his wife left for her native citing 'incompatibility', police said.The couple used to have frequent quarrel as Sharma, a Technical In-charge in a software company, was suspecting her fidelity, they said.