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| author | Frederic Weisbecker <fweisbec@gmail.com> | 2010-05-12 23:19:01 +0200 |
|---|---|---|
| committer | Frederic Weisbecker <fweisbec@gmail.com> | 2010-05-12 23:20:33 +0200 |
| commit | a9aa1d02de36b450990b0e25a88fc2ff1c3e6b94 (patch) | |
| tree | 1f9d19f1642d263e65906a916a48be9339accc73 /kernel/trace/blktrace.c | |
| parent | 5671a10e2bc7f99d9157c6044faf8be2ef302361 (diff) | |
| parent | b57f95a38233a2e73b679bea4a5453a1cc2a1cc9 (diff) | |
Merge commit 'v2.6.34-rc7' into perf/nmi
Merge reason: catch up with latest softlockup detector changes.
Diffstat (limited to 'kernel/trace/blktrace.c')
| -rw-r--r-- | kernel/trace/blktrace.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c index d9d6206e0b14..b3bc91a3f510 100644 --- a/kernel/trace/blktrace.c +++ b/kernel/trace/blktrace.c @@ -21,6 +21,7 @@ #include <linux/percpu.h> #include <linux/init.h> #include <linux/mutex.h> +#include <linux/slab.h> #include <linux/debugfs.h> #include <linux/smp_lock.h> #include <linux/time.h> @@ -540,9 +541,10 @@ int blk_trace_setup(struct request_queue *q, char *name, dev_t dev, if (ret) return ret; - if (copy_to_user(arg, &buts, sizeof(buts))) + if (copy_to_user(arg, &buts, sizeof(buts))) { + blk_trace_remove(q); return -EFAULT; - + } return 0; } EXPORT_SYMBOL_GPL(blk_trace_setup); |