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trace: validate group IDs

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Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: I6be677d1b786b7fd26f24ae888a664b1ead1c694
This commit is contained in:
Jim Harris 2016-05-14 04:40:44 -07:00 committed by Daniel Verkamp
parent 376d117c90
commit 5079600991
1 changed files with 15 additions and 0 deletions
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15
lib/trace/trace.c
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@ -93,18 +93,33 @@ spdk_trace_record(uint16_t tpoint_id, uint16_t poller_id, uint32_t size,
uint64_t uint64_t
spdk_trace_get_tpoint_mask(uint32_t group_id) spdk_trace_get_tpoint_mask(uint32_t group_id)
{ {
if (group_id >= SPDK_TRACE_MAX_GROUP_ID) {
fprintf(stderr, "%s: invalid group ID %d\n", __func__, group_id);
return 0ULL;
}
return g_trace_histories->tpoint_mask[group_id]; return g_trace_histories->tpoint_mask[group_id];
} }
void void
spdk_trace_set_tpoints(uint32_t group_id, uint64_t tpoint_mask) spdk_trace_set_tpoints(uint32_t group_id, uint64_t tpoint_mask)
{ {
if (group_id >= SPDK_TRACE_MAX_GROUP_ID) {
fprintf(stderr, "%s: invalid group ID %d\n", __func__, group_id);
return;
}
g_trace_histories->tpoint_mask[group_id] |= tpoint_mask; g_trace_histories->tpoint_mask[group_id] |= tpoint_mask;
} }
void void
spdk_trace_clear_tpoints(uint32_t group_id, uint64_t tpoint_mask) spdk_trace_clear_tpoints(uint32_t group_id, uint64_t tpoint_mask)
{ {
if (group_id >= SPDK_TRACE_MAX_GROUP_ID) {
fprintf(stderr, "%s: invalid group ID %d\n", __func__, group_id);
return;
}
g_trace_histories->tpoint_mask[group_id] &= ~tpoint_mask; g_trace_histories->tpoint_mask[group_id] &= ~tpoint_mask;
} }