diff options
| author | ian <ian@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-09-08 13:49:19 +0000 |
|---|---|---|
| committer | ian <ian@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-09-08 13:49:19 +0000 |
| commit | 37bab844414c75d11ae46f45196562993de6ae6a (patch) | |
| tree | 922827d6ed2bdc06141a7e931cb78708f108bbc1 /libbacktrace | |
| parent | 341ae9046a15a5edc6fdf5fce6b57ced59042b5b (diff) | |
| download | gcc-37bab844414c75d11ae46f45196562993de6ae6a.tar.gz | |
PR other/67457
* mmap.c (backtrace_alloc): Correct test for mmap failure.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@227529 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libbacktrace')
| -rw-r--r-- | libbacktrace/ChangeLog | 5 | ||||
| -rw-r--r-- | libbacktrace/mmap.c | 2 |
2 files changed, 6 insertions, 1 deletions
diff --git a/libbacktrace/ChangeLog b/libbacktrace/ChangeLog index f44a73d7cc0..92ec7a13c4a 100644 --- a/libbacktrace/ChangeLog +++ b/libbacktrace/ChangeLog @@ -1,3 +1,8 @@ +2015-09-08 Ian Lance Taylor <iant@google.com> + + PR other/67457 + * mmap.c (backtrace_alloc): Correct test for mmap failure. + 2015-08-31 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * configure.ac: For spu-*-* targets, set have_fcntl to no. diff --git a/libbacktrace/mmap.c b/libbacktrace/mmap.c index 1ecf1311911..47c564f13f8 100644 --- a/libbacktrace/mmap.c +++ b/libbacktrace/mmap.c @@ -139,7 +139,7 @@ backtrace_alloc (struct backtrace_state *state, asksize = (size + pagesize - 1) & ~ (pagesize - 1); page = mmap (NULL, asksize, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); - if (page == NULL) + if (page == MAP_FAILED) error_callback (data, "mmap", errno); else { |