If the bestcomm initialization fails, calls to the task allocate
function should fail gracefully instead of oopsing with a NULL deref.
Signed-off-by: Grant Likely <[EMAIL PROTECTED]>
---
Paul, here's another bug fix that I'd like picked up for .25
arch/powerpc/sysdev/bestcomm/bestcomm.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/arch/powerpc/sysdev/bestcomm/bestcomm.c
b/arch/powerpc/sysdev/bestcomm/bestcomm.c
index f589999..f9cd04e 100644
--- a/arch/powerpc/sysdev/bestcomm/bestcomm.c
+++ b/arch/powerpc/sysdev/bestcomm/bestcomm.c
@@ -52,6 +52,10 @@ bcom_task_alloc(int bd_count, int bd_size, int priv_size)
int i, tasknum = -1;
struct bcom_task *tsk;
+ /* Don't try to do anything is bestcomm init failed */
+ if (!bcom_eng)
+ return NULL;
+
/* Get and reserve a task num */
spin_lock(&bcom_eng->lock);
--
1.5.4.3
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