Fixed findings

List of Findings

Error: GCC_ANALYZER_WARNING (CWE-401): [#def1]
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:347:20: warning[-Wanalyzer-malloc-leak]: leak of ‘pp_init_ctx(ib_dev, (int)size, (int)rx_depth,  ib_port,  use_event)’
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:792:5: enter_function: entry to ‘main’
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:933:12: branch_true: following ‘true’ branch...
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:934:30: branch_true: ...to here
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:940:12: branch_false: following ‘false’ branch...
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:945:12: branch_false: ...to here
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:945:12: branch_true: following ‘true’ branch...
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:945:22: branch_true: ...to here
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:945:13: branch_false: following ‘false’ branch...
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:950:13: branch_false: ...to here
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:950:12: branch_false: following ‘false’ branch...
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:959:21: branch_false: ...to here
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:962:12: branch_false: following ‘false’ branch...
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:967:12: branch_false: ...to here
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:967:12: branch_true: following ‘true’ branch (when ‘ib_devname’ is NULL)...
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:968:17: branch_true: ...to here
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:969:20: branch_false: following ‘false’ branch (when ‘ib_dev’ is non-NULL)...
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:985:15: branch_false: ...to here
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:985:15: call_function: calling ‘pp_init_ctx’ from ‘main’
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:985:15: return_function: returning to ‘main’ from ‘pp_init_ctx’
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:986:12: branch_false: following ‘false’ branch...
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:989:17: branch_false: ...to here
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:989:17: call_function: calling ‘pp_post_recv’ from ‘main’
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:989:17: return_function: returning to ‘main’ from ‘pp_post_recv’
rdma-core-61.0/libibverbs/examples/rc_pingpong.c:347:20: danger: ‘pp_init_ctx(ib_dev, (int)size, (int)rx_depth,  ib_port,  use_event)’ leaks here; was allocated at [(20)](sarif:/runs/0/results/0/codeFlows/0/threadFlows/0/locations/19)
#  345|   	ctx->rx_depth   = rx_depth;
#  346|   
#  347|-> 	ctx->buf = memalign(page_size, size);
#  348|   	if (!ctx->buf) {
#  349|   		fprintf(stderr, "Couldn't allocate work buf.\n");

Error: COMPILER_WARNING: [#def2]
rdma-core-61.0/providers/mlx5/mlx5_vfio.c: scope_hint: In function ‘mlx5_vfio_process_cmd_eqe’
rdma-core-61.0/providers/mlx5/mlx5_vfio.c:446:13: warning[-Wunused-but-set-variable=]: variable ‘count’ set but not used
#  446 |         int count = 0;
#      |             ^~~~~
#  444|   	unsigned long vector = be32toh(cmd_eqe->vector);
#  445|   	unsigned long slot;
#  446|-> 	int count = 0;
#  447|   	int ret;
#  448|   

Error: GCC_ANALYZER_WARNING (CWE-688): [#def3]
rdma-core-61.0/redhat-linux-build/include/infiniband/cmd_ioctl.h:284:17: warning[-Wanalyzer-null-argument]: use of NULL ‘data’ where non-null expected
rdma-core-61.0/libibverbs/cmd_dmah.c:8:5: enter_function: entry to ‘ibv_cmd_alloc_dmah’
rdma-core-61.0/libibverbs/cmd_dmah.c:20:12: branch_true: following ‘true’ branch...
rdma-core-61.0/libibverbs/cmd_dmah.c:21:17: branch_true: ...to here
rdma-core-61.0/libibverbs/cmd_dmah.c:21:17: call_function: inlined call to ‘fill_attr_in_enum’ from ‘ibv_cmd_alloc_dmah’
#  282|   	attr->len = len;
#  283|   	if (len <= sizeof(uint64_t))
#  284|-> 		memcpy(&attr->data, data, len);
#  285|   	else
#  286|   		attr->data = ioctl_ptr_to_u64(data);

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