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-rw-r--r--fs/seq_file.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/seq_file.c b/fs/seq_file.c
index 03a369c..4727147 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -32,6 +32,9 @@ static void seq_set_overflow(struct seq_file *m)
static void *seq_buf_alloc(unsigned long size)
{
+ if (unlikely(size > MAX_RW_COUNT))
+ return NULL;
+
return kvmalloc(size, GFP_KERNEL_ACCOUNT);
}