[dpdk-dev] [PATCH] app/test_acl: fix division by float zero

Ananyev, Konstantin konstantin.ananyev at intel.com
Fri Apr 22 17:15:08 CEST 2016


> -----Original Message-----
> From: Mrzyglod, DanielX T
> Sent: Friday, April 22, 2016 5:01 PM
> To: Ananyev, Konstantin
> Cc: dev at dpdk.org; Mrzyglod, DanielX T
> Subject: [PATCH] app/test_acl: fix division by float zero
> 
> Fix issue reported by Coverity.
> Coverity ID 13240
> 
> This could cause an immediate crash or incorrect computation.
> 
> In search_ip5tuples: An expression which may be zero is used
> as a divisor in floating-point arithmetic.
> 
> divide_by_zero: In expression (long double)tm / pkt,
> division by expression pkt which may be zero has undefined behavior.
> 
> Fixes: 26c057ab6c45 ("acl: new test-acl application")
> 
> Signed-off-by: Daniel Mrzyglod <danielx.t.mrzyglod at intel.com>
> ---

Acked-by: Konstantin Ananyev <konstantin.ananyev at intel.com>


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