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-rw-r--r--arch/powerpc/platforms/cell/spufs/coredump.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/coredump.c b/arch/powerpc/platforms/cell/spufs/coredump.c
index 1a587618015c..18daafbe2e65 100644
--- a/arch/powerpc/platforms/cell/spufs/coredump.c
+++ b/arch/powerpc/platforms/cell/spufs/coredump.c
@@ -66,7 +66,7 @@ static int match_context(const void *v, struct file *file, unsigned fd)
*/
static struct spu_context *coredump_next_context(int *fd)
{
- struct spu_context *ctx;
+ struct spu_context *ctx = NULL;
struct file *file;
int n = iterate_fd(current->files, *fd, match_context, NULL);
if (!n)
@@ -74,10 +74,13 @@ static struct spu_context *coredump_next_context(int *fd)
*fd = n - 1;
rcu_read_lock();
- file = lookup_fd_rcu(*fd);
- ctx = SPUFS_I(file_inode(file))->i_ctx;
- get_spu_context(ctx);
+ file = lookup_fdget_rcu(*fd);
rcu_read_unlock();
+ if (file) {
+ ctx = SPUFS_I(file_inode(file))->i_ctx;
+ get_spu_context(ctx);
+ fput(file);
+ }
return ctx;
}