Messages in this thread Patch in this message | | | Date | Mon, 16 Jul 2018 17:03:06 -0500 | From | "Gustavo A. R. Silva" <> | Subject | [PATCH] fsinfo: Fix off-by-one bug |
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The current code reads one element beyond the end of the fsinfo_buffer_sizes array.
Fixes: 4e635f61dd55 ("fsinfo: Add a system call to allow querying of filesystem information") Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> --- fs/statfs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/statfs.c b/fs/statfs.c index 3b8e2700..2a28581 100644 --- a/fs/statfs.c +++ b/fs/statfs.c @@ -791,7 +791,7 @@ SYSCALL_DEFINE5(fsinfo, params.Mth = user_params.Mth; } else { params.at_flags = 0; - params.request = fsinfo_attr_statfs; + params.request = fsinfo_attr_statfs - 1; params.Nth = 0; params.Mth = 0; } -- 2.7.4
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