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

[Gao, DaxueX]

> -----Original Message-----
> From: jerinj at marvell.com <jerinj at marvell.com>
> Sent: 2023年5月2日 21:51
> To: dev at dpdk.org; Dumitrescu, Cristian <cristian.dumitrescu at intel.com>;
> Singh, Jasvinder <jasvinder.singh at intel.com>
> Cc: thomas at monjalon.net; david.marchand at redhat.com;
> ferruh.yigit at xilinx.com; stephen at networkplumber.org; Jerin Jacob
> <jerinj at marvell.com>; stable at dpdk.org
> Subject: [dpdk-dev] [PATCH v1] examples/ip_pipeline: fix build issue with GCC 13
> 
> From: Jerin Jacob <jerinj at 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 at dpdk.org
> 
> Signed-off-by: Jerin Jacob <jerinj at marvell.com>
Tested-by: Daxue Gao <daxuex.gao at intel.com>