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| author | Ingo Molnar <mingo@kernel.org> | 2018-03-29 16:03:48 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2018-03-29 16:03:48 +0200 |
| commit | 2d074918fb1568f398777343ff9a28049fb86337 (patch) | |
| tree | 84277c1471f6d575a9515d42a53345666addabc8 /kernel/trace/trace_kprobe.c | |
| parent | 78282bec4b4a02a13b87d01fbe529396d37db926 (diff) | |
| parent | f67b15037a7a50c57f72e69a6d59941ad90a0f0f (diff) | |
| download | lwn-2d074918fb1568f398777343ff9a28049fb86337.tar.gz lwn-2d074918fb1568f398777343ff9a28049fb86337.zip | |
Merge branch 'perf/urgent' into perf/core
Conflicts:
kernel/events/hw_breakpoint.c
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/trace/trace_kprobe.c')
| -rw-r--r-- | kernel/trace/trace_kprobe.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c index 5ce9b8cf7be3..1cd3fb4d70f8 100644 --- a/kernel/trace/trace_kprobe.c +++ b/kernel/trace/trace_kprobe.c @@ -667,7 +667,7 @@ static int create_trace_kprobe(int argc, char **argv) char *symbol = NULL, *event = NULL, *group = NULL; int maxactive = 0; char *arg; - unsigned long offset = 0; + long offset = 0; void *addr = NULL; char buf[MAX_EVENT_NAME_LEN]; @@ -755,7 +755,7 @@ static int create_trace_kprobe(int argc, char **argv) symbol = argv[1]; /* TODO: support .init module functions */ ret = traceprobe_split_symbol_offset(symbol, &offset); - if (ret) { + if (ret || offset < 0 || offset > UINT_MAX) { pr_info("Failed to parse either an address or a symbol.\n"); return ret; } |