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author | Dominik Sliwa <dominik.sliwa@toradex.com> | 2019-02-21 11:35:20 +0100 |
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committer | Dominik Sliwa <dominik.sliwa@toradex.com> | 2019-02-21 14:07:51 +0100 |
commit | 36735bb86a5e144603743bb800d7f69362d2ee2d (patch) | |
tree | 363158c7f80f3fc5a7690ca9d9ff6e5fcd7fa52e /backport/compat/backport-4.12.c | |
parent | e7720369ef69376d1244b49373e34663eaa6b5a1 (diff) |
backports: reintroduce bluetooth support
Signed-off-by: Dominik Sliwa <dominik.sliwa@toradex.com>
Diffstat (limited to 'backport/compat/backport-4.12.c')
-rw-r--r-- | backport/compat/backport-4.12.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/backport/compat/backport-4.12.c b/backport/compat/backport-4.12.c new file mode 100644 index 00000000..413ae7f1 --- /dev/null +++ b/backport/compat/backport-4.12.c @@ -0,0 +1,22 @@ +#ifdef CONFIG_OF +#include <linux/of_device.h> +#endif + +#ifdef CONFIG_OF +/** + * of_device_modalias - Fill buffer with newline terminated modalias string + */ +ssize_t bp_of_device_modalias(struct device *dev, char *str, ssize_t len) +{ + ssize_t sl = of_device_get_modalias(dev, str, len - 2); + if (sl < 0) + return sl; + if (sl > len - 2) + return -ENOMEM; + + str[sl++] = '\n'; + str[sl] = 0; + return sl; +} +EXPORT_SYMBOL_GPL(bp_of_device_modalias); +#endif |