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-rw-r--r--fs/orangefs/orangefs-bufmap.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/orangefs/orangefs-bufmap.c b/fs/orangefs/orangefs-bufmap.c
index 75375e90a63f..6333cbbdfef7 100644
--- a/fs/orangefs/orangefs-bufmap.c
+++ b/fs/orangefs/orangefs-bufmap.c
@@ -344,6 +344,11 @@ int orangefs_bufmap_initialize(struct ORANGEFS_dev_map_desc *user_desc)
user_desc->size,
user_desc->count);
+ if (user_desc->total_size < 0 ||
+ user_desc->size < 0 ||
+ user_desc->count < 0)
+ goto out;
+
/*
* sanity check alignment and size of buffer that caller wants to
* work with