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-rw-r--r--lib/libalpm/diskspace.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/libalpm/diskspace.c b/lib/libalpm/diskspace.c
index 97f28ab2..4ac0e496 100644
--- a/lib/libalpm/diskspace.c
+++ b/lib/libalpm/diskspace.c
@@ -302,7 +302,8 @@ int _alpm_check_diskspace(pmtrans_t *trans, pmdb_t *db_local)
_alpm_log(PM_LOG_DEBUG, "partition %s, needed %ld, cushion %ld, free %ld\n",
data->mount_dir, data->max_blocks_needed, cushion,
(unsigned long)data->fsp.f_bfree);
- if(data->max_blocks_needed + cushion > data->fsp.f_bfree) {
+ if(data->max_blocks_needed + cushion >= 0 &&
+ (unsigned long)(data->max_blocks_needed + cushion) > data->fsp.f_bfree) {
abort = 1;
}
}