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| author |   Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2011-03-22 16:34:05 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-22 17:44:11 -0700 |
| commit | fa9ee9c4b9885dfdf8eccac19b8b4fc8a7c53288 (patch) | |
| tree | 7fa3808a38b2d8f161d750156804e643288e4304 /kernel/smp.c | |
| parent | move x86 specific oops=panic to generic code (diff) | |
| download | linux-dev-fa9ee9c4b9885dfdf8eccac19b8b4fc8a7c53288.tar.xz linux-dev-fa9ee9c4b9885dfdf8eccac19b8b4fc8a7c53288.zip | |
include/linux/err.h: add a function to cast error-pointers to a return value
PTR_RET() can be used if you have an error-pointer and are only interested
in the eventual error value, but not the pointer. Yields the usual 0 for
no error, -ESOMETHING otherwise.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to '')
0 files changed, 0 insertions, 0 deletions