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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-07-26 12:55:17 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-07-26 12:55:17 +0200
commit71e69d7adee10a55b817df748dec5bfec7bf4c30 (patch)
treeac342851e20df5a5f7891cc603998b654d26724c /fs/seq_file.c
parent03b1292d1c0ea195e025e667555d74db7da82026 (diff)
parentff1176468d368232b684f75e82563369208bc371 (diff)
Merge 5.14-rc3 into char-misc-next
We need the char-misc fixes from 5.14-rc3 into here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/seq_file.c')
-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 b117b212ef28..4a2cda04d3e2 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);
}