diff options
| -rw-r--r-- | libbacktrace/ChangeLog | 5 | ||||
| -rw-r--r-- | libbacktrace/mmap.c | 2 | ||||
| -rw-r--r-- | libbacktrace/unittest.c | 2 |
3 files changed, 8 insertions, 1 deletions
diff --git a/libbacktrace/ChangeLog b/libbacktrace/ChangeLog index 255e2c8..e7fdfd8 100644 --- a/libbacktrace/ChangeLog +++ b/libbacktrace/ChangeLog @@ -1,5 +1,10 @@ 2018-11-27 Tom de Vries <tdevries@suse.de> + * mmap.c (backtrace_vector_release): Same. + * unittest.c (test1): Add check. + +2018-11-27 Tom de Vries <tdevries@suse.de> + * alloc.c (backtrace_vector_release): Handle vec->size == 0 using free instead of realloc. * Makefile.am (check_PROGRAMS): Add unittest. diff --git a/libbacktrace/mmap.c b/libbacktrace/mmap.c index 32fcba6..9f896a1 100644 --- a/libbacktrace/mmap.c +++ b/libbacktrace/mmap.c @@ -321,5 +321,7 @@ backtrace_vector_release (struct backtrace_state *state, backtrace_free (state, (char *) vec->base + aligned, alc, error_callback, data); vec->alc = 0; + if (vec->size == 0) + vec->base = NULL; return 1; } diff --git a/libbacktrace/unittest.c b/libbacktrace/unittest.c index 576aa08..3471d78 100644 --- a/libbacktrace/unittest.c +++ b/libbacktrace/unittest.c @@ -69,7 +69,7 @@ test1 (void) count = 0; res = backtrace_vector_release (state, &vec, error_callback, NULL); - failed = res != 1 || count != 0; + failed = res != 1 || count != 0 || vec.base != NULL; printf ("%s: unittest backtrace_vector_release size == 0\n", failed ? "FAIL": "PASS"); |