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staging: lustre: Remove VLA usage
authorKees Cook <keescook@chromium.org>
Wed, 7 Mar 2018 20:54:44 +0000 (12:54 -0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 8 Mar 2018 17:52:33 +0000 (09:52 -0800)
commitd956a1a9d32cb14673f5f03ef607d84d603a5ed4
tree151ffa85017e8977269b87af0e2cef281d0c27dftree
parent08c5e116569549d07d69b0839f944d8188b1c4b4commit | diff
staging: lustre: Remove VLA usage

The kernel would like to have all stack VLA usage removed[1]. This switches
to a simple kasprintf() instead, and in the process fixes an off-by-one
between the allocation and the sprintf (allocation did not include NULL
byte in calculation).

[1] https://lkml.org/lkml/2018/3/7/621

Signed-off-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/lustre/lustre/llite/xattr.c diff | blob | blame | history
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