@@ -230,19 +230,19 @@ int main(int argc, char *argv[])
ctx.context = ibv_open_device(ib_dev);
if (!ctx.context) {
fprintf(stderr, " Couldn't get context for the device\n");
- return 1;
+ goto failure;
}
/* See if MTU and link type are valid and supported. */
if (check_link(ctx.context,&user_param)) {
fprintf(stderr, " Couldn't get context for the device\n");
- return FAILURE;
+ goto failure;
}
/* copy the relevant user parameters to the comm struct + creating rdma_cm resources. */
if (create_comm_struct(&user_comm,&user_param)) {
fprintf(stderr," Unable to create RDMA_CM resources\n");
- return 1;
+ goto failure;
}
if (user_param.output == FULL_VERBOSITY && user_param.machine == SERVER) {
@@ -254,7 +254,7 @@ int main(int argc, char *argv[])
/* Initialize the connection and print the local data. */
if (establish_connection(&user_comm)) {
fprintf(stderr," Unable to init the socket connection\n");
- return FAILURE;
+ goto failure;
}
exchange_versions(&user_comm, &user_param);
@@ -264,7 +264,7 @@ int main(int argc, char *argv[])
/* See if MTU and link type are valid and supported. */
if (check_mtu(ctx.context,&user_param, &user_comm)) {
fprintf(stderr, " Couldn't get context for the device\n");
- return FAILURE;
+ goto failure;
}
/* Print basic test information. */
@@ -284,17 +284,17 @@ int main(int argc, char *argv[])
if (user_param.machine == CLIENT) {
if (retry_rdma_connect(&ctx,&user_param)) {
fprintf(stderr,"Unable to perform rdma_client function\n");
- return FAILURE;
+ goto failure2;
}
} else {
if (create_rdma_resources(&ctx,&user_param)) {
fprintf(stderr," Unable to create the rdma_resources\n");
- return FAILURE;
+ goto failure2;
}
if (rdma_server_connect(&ctx,&user_param)) {
fprintf(stderr,"Unable to perform rdma_client function\n");
- return FAILURE;
+ goto failure2;
}
}
@@ -303,14 +303,14 @@ int main(int argc, char *argv[])
/* create all the basic IB resources (data buffer, PD, MR, CQ and events channel) */
if (ctx_init(&ctx,&user_param)) {
fprintf(stderr, " Couldn't create IB resources\n");
- return FAILURE;
+ goto failure2;
}
}
/* Set up the Connection. */
if (send_set_up_connection(&ctx,&user_param,my_dest,&mcg_params,&user_comm)) {
fprintf(stderr," Unable to set up socket connection\n");
- return 1;
+ goto failure2;
}
for (i=0; i < user_param.num_of_qps; i++)
@@ -322,7 +322,7 @@ int main(int argc, char *argv[])
/* shaking hands and gather the other side info. */
if (ctx_hand_shake(&user_comm,&my_dest[i],&rem_dest[i])) {
fprintf(stderr,"Failed to exchange data between server and clients\n");
- return 1;
+ goto failure2;
}
ctx_print_pingpong_data(&rem_dest[i],&user_comm);
@@ -332,7 +332,7 @@ int main(int argc, char *argv[])
if (ctx_check_gid_compatibility(&my_dest[0], &rem_dest[0])) {
fprintf(stderr,"\n Found Incompatibility issue with GID types.\n");
fprintf(stderr," Please Try to use a different IP version.\n\n");
- return 1;
+ goto failure2;
}
}
@@ -346,7 +346,7 @@ int main(int argc, char *argv[])
/* Request for Mcast group create registery in SM. */
if (join_multicast_group(SUBN_ADM_METHOD_SET,&mcg_params)) {
fprintf(stderr," Failed to Join Mcast request\n");
- return 1;
+ goto failure;
}
}
@@ -367,26 +367,26 @@ int main(int argc, char *argv[])
/* Prepare IB resources for rtr/rts. */
if (ctx_connect(&ctx,rem_dest,&user_param,my_dest)) {
fprintf(stderr," Unable to Connect the HCA's through the link\n");
- return 1;
+ goto failure2;
}
}
/* shaking hands and gather the other side info. */
if (ctx_hand_shake(&user_comm,&my_dest[0],&rem_dest[0])) {
fprintf(stderr,"Failed to exchange data between server and clients\n");
- return 1;
+ goto failure;
}
if (user_param.use_event) {
if (ibv_req_notify_cq(ctx.send_cq, 0)) {
fprintf(stderr, "Couldn't request RCQ notification\n");
- return 1;
+ goto failure2;
}
if (ibv_req_notify_cq(ctx.recv_cq, 0)) {
fprintf(stderr, "Couldn't request RCQ notification\n");
- return 1;
+ goto failure;
}
}
if (user_param.output == FULL_VERBOSITY) {
@@ -409,7 +409,7 @@ int main(int argc, char *argv[])
/* Post receive recv_wqes fo current message size */
if (ctx_set_recv_wqes(&ctx,&user_param)) {
fprintf(stderr," Failed to post receive recv_wqes\n");
- return 1;
+ goto failure2;
}
/* Sync between the client and server so the client won't send packets
@@ -418,11 +418,15 @@ int main(int argc, char *argv[])
if (ctx_hand_shake(&user_comm,&my_dest[0],&rem_dest[0])) {
fprintf(stderr,"Failed to exchange data between server and clients\n");
- return 1;
+ goto failure2;
}
- if(run_iter_lat_send(&ctx, &user_param))
+ if(run_iter_lat_send(&ctx, &user_param)) {
+ free(my_dest);
+ free(rem_dest);
+ free(mcg_params.ib_devname);
return 17;
+ }
user_param.test_type == ITERATIONS ? print_report_lat(&user_param) : print_report_lat_duration(&user_param);
}
@@ -432,7 +436,7 @@ int main(int argc, char *argv[])
/* Post recevie recv_wqes fo current message size */
if (ctx_set_recv_wqes(&ctx,&user_param)) {
fprintf(stderr," Failed to post receive recv_wqes\n");
- return 1;
+ goto failure2;
}
/* Sync between the client and server so the client won't send packets
@@ -441,11 +445,15 @@ int main(int argc, char *argv[])
if (ctx_hand_shake(&user_comm,my_dest,rem_dest)) {
fprintf(stderr,"Failed to exchange data between server and clients\n");
- return 1;
+ goto failure2;
}
- if(run_iter_lat_send(&ctx, &user_param))
+ if(run_iter_lat_send(&ctx, &user_param)) {
+ free(my_dest);
+ free(rem_dest);
+ free(mcg_params.ib_devname);
return 17;
+ }
user_param.test_type == ITERATIONS ? print_report_lat(&user_param) : print_report_lat_duration(&user_param);
}
@@ -460,4 +468,12 @@ int main(int argc, char *argv[])
}
return send_destroy_ctx(&ctx,&user_param,&mcg_params);
+
+failure2:
+ free(my_dest);
+ free(rem_dest);
+ destroy_ctx(&ctx,&user_param);
+failure:
+ free(mcg_params.ib_devname);
+ return FAILURE;
}
Clang noticed that we might leak mcg_params.ib_devname in failure paths. There are additional leaks after fixing this initial one that it still reported, here's hoping I've got them all now... 1. perftest-3.0/src/send_lat.c:232:3: warning: Potential leak of memory pointed to by 'mcg_params.ib_devname' # fprintf(stderr, " Couldn't get context for the device\n"); # ^ 4. perftest-3.0/src/send_lat.c:203:6: note: Assuming 'ret_val' is 0 # if (ret_val) { # ^~~~~~~ 7. perftest-3.0/src/send_lat.c:203:2: note: Taking false branch # if (ret_val) { # ^ 10. perftest-3.0/src/send_lat.c:209:5: note: Left side of '||' is false # if(user_param.use_xrc || user_param.connection_type == DC) { # ^ 13. perftest-3.0/src/send_lat.c:209:2: note: Taking false branch # if(user_param.use_xrc || user_param.connection_type == DC) { # ^ 16. perftest-3.0/src/send_lat.c:214:2: note: Taking false branch # if (user_param.connection_type == RawEth) { # ^ 19. perftest-3.0/src/send_lat.c:221:6: note: Assuming 'ib_dev' is non-null # if (!ib_dev) { # ^~~~~~~ 22. perftest-3.0/src/send_lat.c:221:2: note: Taking false branch # if (!ib_dev) { # ^ 25. perftest-3.0/src/send_lat.c:226:2: note: Taking true branch # if (user_param.use_mcg) # ^ 28. perftest-3.0/src/send_lat.c:227:3: note: Memory is allocated # GET_STRING(mcg_params.ib_devname,ibv_get_device_name(ib_dev)); # ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 31. perftest-3.0/src/perftest_parameters.h:217:3: note: expanded from macro 'GET_STRING' # { ALLOCATE(orig,char,(strlen(temp) + 1)); strcpy(orig,temp); } # ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 34. perftest-3.0/src/perftest_parameters.h:212:20: note: expanded from macro 'ALLOCATE' # { if((var = (type*)malloc(sizeof(type)*(size))) == NULL) \ # ^~~~~~~~~~~~~~~~~~~~~~~~~~~ 37. perftest-3.0/src/send_lat.c:227:3: note: Taking false branch 38. perftest-3.0/src/perftest_parameters.h:217:3: note: expanded from macro 'GET_STRING' # { ALLOCATE(orig,char,(strlen(temp) + 1)); strcpy(orig,temp); } # ^ 41. perftest-3.0/src/perftest_parameters.h:212:3: note: expanded from macro 'ALLOCATE' # { if((var = (type*)malloc(sizeof(type)*(size))) == NULL) \ # ^ 44. perftest-3.0/src/send_lat.c:231:2: note: Taking true branch # if (!ctx.context) { # ^ 47. perftest-3.0/src/send_lat.c:232:3: note: Potential leak of memory pointed to by 'mcg_params.ib_devname' # fprintf(stderr, " Couldn't get context for the device\n"); # ^ # 230| ctx.context = ibv_open_device(ib_dev); # 231| if (!ctx.context) { # 232|-> fprintf(stderr, " Couldn't get context for the device\n"); # 233| return 1; # 234| } CC: Gil Rockah <gilr@mellanox.com> Signed-off-by: Jarod Wilson <jarod@redhat.com> --- src/send_lat.c | 62 ++++++++++++++++++++++++++++++++++++---------------------- 1 file changed, 39 insertions(+), 23 deletions(-)