mirror of
https://github.com/torvalds/linux
synced 2024-10-25 20:59:03 +00:00
perf_counter: tool: handle 0-length data files
Avoid perf-report barfing on 0-length data files. [ Impact: fix perf-report SIGBUS ] Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> LKML-Reference: <20090501102533.196245693@chello.nl> Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
parent
63a809a2dc
commit
585e3374d9
|
@ -402,6 +402,11 @@ int main(int argc, char *argv[])
|
||||||
exit(-1);
|
exit(-1);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
if (!stat.st_size) {
|
||||||
|
fprintf(stderr, "zero-sized file, nothing to do!\n");
|
||||||
|
exit(0);
|
||||||
|
}
|
||||||
|
|
||||||
load_kallsyms();
|
load_kallsyms();
|
||||||
|
|
||||||
remap:
|
remap:
|
||||||
|
|
Loading…
Reference in a new issue