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| author | Andrew Morton <akpm@linux-foundation.org> | 2008-04-28 02:15:41 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-28 08:58:41 -0700 |
| commit | 60c1645dfac320e992bb5635887b7698ae6606bc (patch) | |
| tree | 31916e1b7b0a42745ba4165e1bb1cc97cbbfb0c2 /drivers/video/uvesafb.c | |
| parent | 0e27aa3dabb541edee9f23b37114856a528de01e (diff) | |
| download | linux-60c1645dfac320e992bb5635887b7698ae6606bc.tar.gz linux-60c1645dfac320e992bb5635887b7698ae6606bc.tar.xz | |
drivers/video/uvesafb.c: fix error-path memory leak
Fix bug identified by Daniel Marjamki: `m' is leaked on the error path.
Addresses http://bugzilla.kernel.org/show_bug.cgi?id=10452
Cc: Daniel Marjamki <danielm77@spray.se>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Cc: "Randy.Dunlap" <rdunlap@xenotime.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/video/uvesafb.c')
| -rw-r--r-- | drivers/video/uvesafb.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c index c4f4d7616317..cdbb56edb6cb 100644 --- a/drivers/video/uvesafb.c +++ b/drivers/video/uvesafb.c @@ -181,7 +181,8 @@ static int uvesafb_exec(struct uvesafb_ktask *task) /* If all slots are taken -- bail out. */ if (uvfb_tasks[seq]) { mutex_unlock(&uvfb_lock); - return -EBUSY; + err = -EBUSY; + goto out; } /* Save a pointer to the kernel part of the task struct. */ @@ -205,7 +206,6 @@ static int uvesafb_exec(struct uvesafb_ktask *task) err = cn_netlink_send(m, 0, gfp_any()); } } - kfree(m); if (!err && !(task->t.flags & TF_EXIT)) err = !wait_for_completion_timeout(task->done, @@ -218,7 +218,8 @@ static int uvesafb_exec(struct uvesafb_ktask *task) seq++; if (seq >= UVESAFB_TASKS_MAX) seq = 0; - +out: + kfree(m); return err; } |