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author | David S. Miller <davem@davemloft.net> | 2020-01-26 12:40:21 +0300 |
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committer | David S. Miller <davem@davemloft.net> | 2020-01-26 12:40:21 +0300 |
commit | 4d8773b68e83558025303f266070b31bc4101e73 (patch) | |
tree | 151cafa469fbc6a411d36b58ab802f67869cc0bb /lib/strnlen_user.c | |
parent | 3333e50b64fe30b7e53cf02456a2f567f689ae4f (diff) | |
parent | 2821e26f3a0a3872184581caac8115bb02641941 (diff) | |
download | linux-4d8773b68e83558025303f266070b31bc4101e73.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Minor conflict in mlx5 because changes happened to code that has
moved meanwhile.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'lib/strnlen_user.c')
-rw-r--r-- | lib/strnlen_user.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/lib/strnlen_user.c b/lib/strnlen_user.c index 6c0005d5dd5c..41670d4a5816 100644 --- a/lib/strnlen_user.c +++ b/lib/strnlen_user.c @@ -27,13 +27,6 @@ static inline long do_strnlen_user(const char __user *src, unsigned long count, unsigned long c; /* - * Truncate 'max' to the user-specified limit, so that - * we only have one limit we need to check in the loop - */ - if (max > count) - max = count; - - /* * Do everything aligned. But that means that we * need to also expand the maximum.. */ @@ -109,6 +102,13 @@ long strnlen_user(const char __user *str, long count) unsigned long max = max_addr - src_addr; long retval; + /* + * Truncate 'max' to the user-specified limit, so that + * we only have one limit we need to check in the loop + */ + if (max > count) + max = count; + if (user_access_begin(str, max)) { retval = do_strnlen_user(str, count, max); user_access_end(); |