[PATCH] perf unwind: Fix uninitialized variable

Ian Rogers
2022-06-07T00:09:12Z

ret may be uninitialized on error goto paths.

Reported-by: Sedat Dilek <sedat.dilek@gmail.com>
Fixes: dc2cf4ca866f ("perf unwind: Fix segbase for ld.lld linked objects")
Signed-off-by: Ian Rogers <irogers@google.com>
---
tools/perf/util/unwind-libunwind-local.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/util/unwind-libunwind-local.c b/tools/perf/util/unwind-libunwind-local.c
index 37622699c91a..6e5b8cce47bf 100644
--- a/tools/perf/util/unwind-libunwind-local.c
+++ b/tools/perf/util/unwind-libunwind-local.c
@@ -174,7 +174,7 @@ static int elf_section_address_and_offset(int fd, const char *name, u64 *address
Elf *elf;
GElf_Ehdr ehdr;
GElf_Shdr shdr;
- int ret;
+ int ret = -1;

elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL);
if (elf == NULL)
--
2.36.1.255.ge46751e96f-goog