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| author | Holger Berger <holger.berger@googlemail.com> | 2021-03-19 15:38:54 -0700 |
|---|---|---|
| committer | Cary Coutant <ccoutant@gmail.com> | 2021-03-19 16:18:53 -0700 |
| commit | 07b1c3dbd96ff68bcb9017d01feb6063b94d4bf1 (patch) | |
| tree | a4f09ce64c5fff8d2932d38224854d59a2540542 | |
| parent | cc1849716f5c217a38ee416b48da1914a8ab66cb (diff) | |
| download | binutils-gdb-07b1c3dbd96ff68bcb9017d01feb6063b94d4bf1.tar.gz | |
Fix call to system fallocate to handle errno correctly.
2021-03-19 Holger Berger <holger.berger@googlemail.com>
gold/
PR gold/26541
* output.cc (gold_fallocate): Use errno when calling system fallocate.
| -rw-r--r-- | gold/ChangeLog | 5 | ||||
| -rw-r--r-- | gold/output.cc | 6 |
2 files changed, 9 insertions, 2 deletions
diff --git a/gold/ChangeLog b/gold/ChangeLog index 2d4e6092a27..4aec6d4683b 100644 --- a/gold/ChangeLog +++ b/gold/ChangeLog @@ -1,3 +1,8 @@ +2021-03-19 Holger Berger <holger.berger@googlemail.com> + + PR gold/26541 + * output.cc (gold_fallocate): Use errno when calling system fallocate. + 2021-03-19 Cary Coutant <ccoutant@gmail.com> PR gold/26585 diff --git a/gold/output.cc b/gold/output.cc index b7505ffd72c..afdba06753e 100644 --- a/gold/output.cc +++ b/gold/output.cc @@ -141,12 +141,14 @@ gold_fallocate(int o, off_t offset, off_t len) #ifdef HAVE_FALLOCATE { + errno = 0; int err = ::fallocate(o, 0, offset, len); - if (err != EINVAL && err != ENOSYS && err != EOPNOTSUPP) - return err; + if (err < 0 && errno != EINVAL && errno != ENOSYS && errno != EOPNOTSUPP) + return errno; } #endif // defined(HAVE_FALLOCATE) + errno = 0; if (::ftruncate(o, offset + len) < 0) return errno; return 0; |