From 577f8f1021f9ee6ef2a98a142652759ec122d27f Mon Sep 17 00:00:00 2001
From: Akinobu Mita <mita@fixstars.com>
Date: Mon, 23 Apr 2007 21:08:18 +0200
Subject: [PATCH] [POWERPC] spufs: check spu_acquire_runnable() return value
This patch checks return value of spu_acquire_runnable() in
spufs_mfc_write().
Signed-off-by: Akinobu Mita <mita@fixstars.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
---
arch/powerpc/platforms/cell/spufs/file.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c
index deb340e6e0ae..525d6b00cba2 100644
--- a/arch/powerpc/platforms/cell/spufs/file.c
+++ b/arch/powerpc/platforms/cell/spufs/file.c
@@ -1443,7 +1443,10 @@ static ssize_t spufs_mfc_write(struct file *file, const char __user *buffer,
if (ret)
goto out;
- spu_acquire_runnable(ctx, 0);
+ ret = spu_acquire_runnable(ctx, 0);
+ if (ret)
+ goto out;
+
if (file->f_flags & O_NONBLOCK) {
ret = ctx->ops->send_mfc_command(ctx, &cmd);
} else {
--
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