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-rw-r--r--tools/perf/util/auxtrace.c5
-rw-r--r--tools/perf/util/sort.c3
-rw-r--r--tools/perf/util/symbol-elf.c2
3 files changed, 6 insertions, 4 deletions
diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c
index 1e607403c..5ae37a83d 100644
--- a/tools/perf/util/auxtrace.c
+++ b/tools/perf/util/auxtrace.c
@@ -1793,6 +1793,7 @@ static int find_entire_kern_cb(void *arg, const char *name __maybe_unused,
char type, u64 start)
{
struct sym_args *args = arg;
+ u64 size;
if (!kallsyms__is_function(type))
return 0;
@@ -1802,7 +1803,9 @@ static int find_entire_kern_cb(void *arg, const char *name __maybe_unused,
args->start = start;
}
/* Don't know exactly where the kernel ends, so we add a page */
- args->size = round_up(start, page_size) + page_size - args->start;
+ size = round_up(start, page_size) + page_size - args->start;
+ if (size > args->size)
+ args->size = size;
return 0;
}
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index 85ff4f68a..66e11e6bb 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -735,8 +735,7 @@ static int hist_entry__dso_to_filter(struct hist_entry *he, int type,
static int64_t
sort__sym_from_cmp(struct hist_entry *left, struct hist_entry *right)
{
- struct addr_map_symbol *from_l = &left->branch_info->from;
- struct addr_map_symbol *from_r = &right->branch_info->from;
+ struct addr_map_symbol *from_l, *from_r;
if (!left->branch_info || !right->branch_info)
return cmp_null(left->branch_info, right->branch_info);
diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c
index 8dde4369f..227dfe330 100644
--- a/tools/perf/util/symbol-elf.c
+++ b/tools/perf/util/symbol-elf.c
@@ -517,7 +517,7 @@ static int elf_read_build_id(Elf *elf, void *bf, size_t size)
size_t sz = min(size, descsz);
memcpy(bf, ptr, sz);
memset(bf + sz, 0, size - sz);
- err = descsz;
+ err = sz;
break;
}
}