x86/intel_rdt: Remove redundant ternary operator on return

The use of the ternary operator is redundant as ret can never be
non-zero at that point. Instead, just return nbytes.

Detected by CoverityScan, CID#1452658 ("Logically dead code")

Signed-off-by: Colin Ian King <[e-mail]>
Signed-off-by: Thomas Gleixner <[e-mail]>
Cc: Vikas Shivappa <[e-mail]>
Cc: Fenghua Yu <[e-mail]>
Cc: [e-mail]
Link: http://lkml.kernel.org/r/[e-mail]

arch/x86/kernel/cpu/intel_rdt_rdtgroup.c

···
 
 	intel_cqm_threshold = bytes / r->mon_scale;
 
-	return ret ?: nbytes;
+	return nbytes;
 }
 
 /* rdtgroup information files for one cache resource. */