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Merge "Make host ashmem_create_region more robust."

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am: ec2f506e74

* commit 'ec2f506e741bbc9252d25f0f2ba1c24b1aa0ab7d':
  Make host ashmem_create_region more robust.
This commit is contained in:
Elliott Hughes 2015-12-16 18:40:04 +00:00 committed by android-build-merger
commit 6ed33e5ada
1 changed files with 9 additions and 4 deletions
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13
libcutils/ashmem-host.c
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@ -43,11 +43,16 @@ int ashmem_create_region(const char *ignored __unused, size_t size)
char template[PATH_MAX];
snprintf(template, sizeof(template), "/tmp/android-ashmem-%d-XXXXXXXXX", getpid());
int fd = mkstemp(template);
if (fd != -1 && TEMP_FAILURE_RETRY(ftruncate(fd, size)) != -1 && unlink(template) != -1) {
return fd;
if (fd == -1) return -1;
unlink(template);
if (TEMP_FAILURE_RETRY(ftruncate(fd, size)) == -1) {
close(fd);
return -1;
}
close(fd);
return -1;
return fd;
}
int ashmem_set_prot_region(int fd __unused, int prot __unused)