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| author |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-04-27 21:19:05 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-04-27 21:19:05 -0300 |
| commit | 48ea8f5470aa6f35244d1b218316705ea88c0259 (patch) | |
| tree | b4e9a2d1cc227be96f2c3de815b5b2b4c12e3cb5 /tools/perf/util/map.c | |
| parent | perf tools: Rename "kernel_info" to "machine" (diff) | |
| download | linux-dev-48ea8f5470aa6f35244d1b218316705ea88c0259.tar.xz linux-dev-48ea8f5470aa6f35244d1b218316705ea88c0259.zip | |
perf machine: Pass buffer size to machine__mmap_name
Don't blindly assume that the size of the buffer is enough, use
snprintf.
Cc: Avi Kivity <avi@redhat.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Zhang, Yanmin <yanmin_zhang@linux.intel.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/map.c')
| -rw-r--r-- | tools/perf/util/map.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c index da3d4e826231..ee25ee91504b 100644 --- a/tools/perf/util/map.c +++ b/tools/perf/util/map.c @@ -629,14 +629,14 @@ void machines__process(struct rb_root *self, machine__process_t process, void *d } } -char *machine__mmap_name(struct machine *self, char *buff) +char *machine__mmap_name(struct machine *self, char *bf, size_t size) { if (machine__is_host(self)) - sprintf(buff, "[%s]", "kernel.kallsyms"); + snprintf(bf, size, "[%s]", "kernel.kallsyms"); else if (machine__is_default_guest(self)) - sprintf(buff, "[%s]", "guest.kernel.kallsyms"); + snprintf(bf, size, "[%s]", "guest.kernel.kallsyms"); else - sprintf(buff, "[%s.%d]", "guest.kernel.kallsyms", self->pid); + snprintf(bf, size, "[%s.%d]", "guest.kernel.kallsyms", self->pid); - return buff; + return bf; } |