diff options
Diffstat (limited to 'testing/quota-tools/nulls.diff')
-rw-r--r-- | testing/quota-tools/nulls.diff | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/testing/quota-tools/nulls.diff b/testing/quota-tools/nulls.diff new file mode 100644 index 000000000..97c5bc482 --- /dev/null +++ b/testing/quota-tools/nulls.diff @@ -0,0 +1,20 @@ +#Description: Avoid memory corruption of NULL address +#Author: Petr Pisar + +--- quota/quotasys.c 2010-02-18 09:44:11.000000000 +0100 ++++ quota-tools/quotasys.c 2010-05-05 08:02:53.000000000 +0200 +@@ -746,9 +746,12 @@ + kernel_qfmt_num = 0; + if (!stat("/proc/fs/xfs/stat", &st)) + kernel_qfmt[kernel_qfmt_num++] = QF_XFS; +- else +- if (!quotactl(QCMD(Q_XGETQSTAT, 0), NULL, 0, NULL) || (errno != EINVAL && errno != ENOSYS)) ++ else { ++ fs_quota_stat_t dummy; ++ ++ if (!quotactl(QCMD(Q_XGETQSTAT, 0), "/dev/root", 0, (void *)&dummy) || (errno != EINVAL && errno != ENOSYS)) + kernel_qfmt[kernel_qfmt_num++] = QF_XFS; ++ } + /* Detect new kernel interface; Assume generic interface unless we can prove there is not one... */ + if (!stat("/proc/sys/fs/quota", &st) || errno != ENOENT) { + kernel_iface = IFACE_GENERIC; |