diff options
| author | Kostya Serebryany <kcc@google.com> | 2015-12-21 19:22:26 +0000 |
|---|---|---|
| committer | Kostya Serebryany <kcc@google.com> | 2015-12-21 19:22:26 +0000 |
| commit | b716d999dab3879210de6323d1e61c80f778e1d1 (patch) | |
| tree | ad04ae05ba5d19744bdbe9f54d3f1133062b6508 /lib/sanitizer_common/sanitizer_common_interceptors.inc | |
| parent | bcc273f55551aa32f0d91cc1260fd6df858d8b09 (diff) | |
[asan] fix fopen interceptor to not crash if path is NULL
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@256182 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/sanitizer_common/sanitizer_common_interceptors.inc')
| -rw-r--r-- | lib/sanitizer_common/sanitizer_common_interceptors.inc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/sanitizer_common/sanitizer_common_interceptors.inc b/lib/sanitizer_common/sanitizer_common_interceptors.inc index e56f6bf7e..4639ddc92 100644 --- a/lib/sanitizer_common/sanitizer_common_interceptors.inc +++ b/lib/sanitizer_common/sanitizer_common_interceptors.inc @@ -4769,7 +4769,7 @@ INTERCEPTOR(int, __woverflow, __sanitizer_FILE *fp, int ch) { INTERCEPTOR(__sanitizer_FILE *, fopen, const char *path, const char *mode) { void *ctx; COMMON_INTERCEPTOR_ENTER(ctx, fopen, path, mode); - COMMON_INTERCEPTOR_READ_RANGE(ctx, path, REAL(strlen)(path) + 1); + if (path) COMMON_INTERCEPTOR_READ_RANGE(ctx, path, REAL(strlen)(path) + 1); COMMON_INTERCEPTOR_READ_RANGE(ctx, mode, REAL(strlen)(mode) + 1); __sanitizer_FILE *res = REAL(fopen)(path, mode); COMMON_INTERCEPTOR_FILE_OPEN(ctx, res, path); |