[dpdk-dev] service: fix possible mem leak on initialize
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Commit Message
This commit ensures that if that if we run out of memory
during the initialization of the service library, that the
first allocated memory is correctly freed instead of leaked.
Fixes: 21698354c832 ("service: introduce service cores concept")
Cc: stable@dpdk.org
Reported-by: Vipin Varghese <vipin.varghese@intel.com>
Signed-off-by: Harry van Haaren <harry.van.haaren@intel.com>
---
lib/librte_eal/common/rte_service.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
Comments
24/01/2018 18:02, Harry van Haaren:
> This commit ensures that if that if we run out of memory
> during the initialization of the service library, that the
> first allocated memory is correctly freed instead of leaked.
>
> Fixes: 21698354c832 ("service: introduce service cores concept")
> Cc: stable@dpdk.org
>
> Reported-by: Vipin Varghese <vipin.varghese@intel.com>
> Signed-off-by: Harry van Haaren <harry.van.haaren@intel.com>
Applied, thanks
@@ -82,14 +82,14 @@ int32_t rte_service_init(void)
RTE_CACHE_LINE_SIZE);
if (!rte_services) {
printf("error allocating rte services array\n");
- return -ENOMEM;
+ goto fail_mem;
}
lcore_states = rte_calloc("rte_service_core_states", RTE_MAX_LCORE,
sizeof(struct core_state), RTE_CACHE_LINE_SIZE);
if (!lcore_states) {
printf("error allocating core states array\n");
- return -ENOMEM;
+ goto fail_mem;
}
int i;
@@ -106,6 +106,12 @@ int32_t rte_service_init(void)
rte_service_library_initialized = 1;
return 0;
+fail_mem:
+ if (rte_services)
+ rte_free(rte_services);
+ if (lcore_states)
+ rte_free(lcore_states);
+ return -ENOMEM;
}
/* returns 1 if service is registered and has not been unregistered