RE: [dpdk-dev] [PATCH v1] examples/ip_pipeline: fix build issue with GCC 13

["Gao, DaxueX" <daxuex.gao@intel.com>]

> -----Original Message-----
> From: jerinj@marvell.com <jerinj@marvell.com>
> Sent: 2023年5月2日 21:51
> To: dev@dpdk.org; Dumitrescu, Cristian <cristian.dumitrescu@intel.com>;
> Singh, Jasvinder <jasvinder.singh@intel.com>
> Cc: thomas@monjalon.net; david.marchand@redhat.com;
> ferruh.yigit@xilinx.com; stephen@networkplumber.org; Jerin Jacob
> <jerinj@marvell.com>; stable@dpdk.org
> Subject: [dpdk-dev] [PATCH v1] examples/ip_pipeline: fix build issue with GCC 13
> 
> From: Jerin Jacob <jerinj@marvell.com>
> 
> Fix the following build issue by initializing req to NULL for the local variable.
> 
> In function 'thread_msg_handle', inlined from 'thread_main' at
> ../examples/ip_pipeline/thread.c:3130:6:
> ../examples/ip_pipeline/thread.c:535:20: warning: 'req' may be used
> uninitialized [-Wmaybe-uninitialized]
>   535 |                 if (req == NULL)
>       |                    ^
> ../examples/ip_pipeline/thread.c: In function 'thread_main':
> ../examples/ip_pipeline/thread.c:433:32: note: 'req' was declared here
>   433 |         struct thread_msg_req *req;
> 
> Bugzilla ID: 1220
> Fixes: a8bd581de397 ("examples/ip_pipeline: add thread runtime")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Jerin Jacob <jerinj@marvell.com>
Tested-by: Daxue Gao <daxuex.gao@intel.com>