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author | Dominik Sliwa <dominik.sliwa@toradex.com> | 2019-03-04 12:01:54 +0100 |
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committer | Dominik Sliwa <dominik.sliwa@toradex.com> | 2019-03-04 12:01:54 +0100 |
commit | 348fa3f6871f56a37dcd16c99ca98118c6d79a38 (patch) | |
tree | 6fcae7785bae4ffb838fd6549f7d01ba6abf0763 /compat/backport-3.2.c |
Backports v4.19.24
Backports generated by toradex backports 515a1fa55cda2b1d952872e1786857481bd54fcc
against mainline kernel tag v4.19.24
Signed-off-by: Dominik Sliwa <dominik.sliwa@toradex.com>
Diffstat (limited to 'compat/backport-3.2.c')
-rw-r--r-- | compat/backport-3.2.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/compat/backport-3.2.c b/compat/backport-3.2.c new file mode 100644 index 0000000..601a168 --- /dev/null +++ b/compat/backport-3.2.c @@ -0,0 +1,25 @@ +/* + * Linux backport symbols for kernels 3.2. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/kernel.h> +#include <linux/export.h> + +int hex2bin(u8 *dst, const char *src, size_t count) +{ + while (count--) { + int hi = hex_to_bin(*src++); + int lo = hex_to_bin(*src++); + + if ((hi < 0) || (lo < 0)) + return -1; + + *dst++ = (hi << 4) | lo; + } + return 0; +} +EXPORT_SYMBOL_GPL(hex2bin); |