Messages in this thread Patch in this message | | | From | Andrzej Hajda <> | Subject | [PATCH v4 3/3] driver core: add probe_err_ptr helper | Date | Thu, 20 Dec 2018 11:22:47 +0100 |
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probe_err is useful in multiple contexts where error is encoded in pointer. Adding helper performing conversion to error value should simplify code further.
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com> --- include/linux/device.h | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/include/linux/device.h b/include/linux/device.h index 2d3a1cc6f5da..50632414c363 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -1594,6 +1594,8 @@ do { \ extern __printf(3, 4) int probe_err(const struct device *dev, int err, const char *fmt, ...); +#define probe_err_ptr(dev, ptr, args...) probe_err(dev, PTR_ERR(ptr), args) + /* Create alias, so I can be autoloaded. */ #define MODULE_ALIAS_CHARDEV(major,minor) \ MODULE_ALIAS("char-major-" __stringify(major) "-" __stringify(minor)) -- 2.17.1
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