diff options
Diffstat (limited to 'tools/tracing/rtla/src/trace.c')
| -rw-r--r-- | tools/tracing/rtla/src/trace.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/tracing/rtla/src/trace.c b/tools/tracing/rtla/src/trace.c index 728f5029d533..69cbc48d53d3 100644 --- a/tools/tracing/rtla/src/trace.c +++ b/tools/tracing/rtla/src/trace.c @@ -75,12 +75,16 @@ int save_trace_to_file(struct tracefs_instance *inst, const char *filename) int out_fd, in_fd; int retval = -1; + if (!inst || !filename) + return 0; + in_fd = tracefs_instance_file_open(inst, file, O_RDONLY); if (in_fd < 0) { err_msg("Failed to open trace file\n"); return -1; } + printf(" Saving trace to %s\n", filename); out_fd = creat(filename, mode); if (out_fd < 0) { err_msg("Failed to create output file %s\n", filename); |