0008-Use-alloca-when-VLAs-aren-t-available.patch (824B)
- From 4673bf0d6a0eba5d363266a40cfb087e08a66e7f Mon Sep 17 00:00:00 2001
- From: Michael Forney <mforney@mforney.org>
- Date: Thu, 30 Jan 2020 21:57:34 -0800
- Subject: [PATCH] Use alloca when VLAs aren't available
- ---
- src/evdev.c | 6 +++++-
- 1 file changed, 5 insertions(+), 1 deletion(-)
- diff --git a/src/evdev.c b/src/evdev.c
- index 81dd951cb..74a765469 100644
- --- a/src/evdev.c
- +++ b/src/evdev.c
- @@ -164,9 +164,13 @@ decode_bitset(struct tcb *const tcp, const kernel_ulong_t arg,
- return RVAL_IOCTL_DECODED;
- }
- +#ifndef __STDC_NO_VLA__
- char decoded_arg[size];
- +#else
- + char *decoded_arg = alloca(size);
- +#endif
- - if (umove_or_printaddr(tcp, arg, &decoded_arg))
- + if (umoven_or_printaddr(tcp, arg, size, decoded_arg))
- return RVAL_IOCTL_DECODED;
- if (xlat_verbose(xlat_verbosity) != XLAT_STYLE_RAW) {
- --
- 2.34.1