Commit 03158cd7eb3374843de68421142ca5900df845d9 introcduced the
following NULL dereference:
<-- snip -->
...
int nobh_write_end(struct file *file, struct address_space *mapping,
loff_t pos, unsigned len, unsigned copied,
struct page *page, void *fsdata)
{
struct inode *inode = page->mapping->host;
struct buffer_head *head = NULL;
struct buffer_head *bh;
if (!PageMappedToDisk(page)) {
if (unlikely(copied < len) && !page_has_buffers(page))
attach_nobh_buffers(page, head);
... ^^^^
<-- snip -->
Spotted by the Coverity checker.
cu
Adrian
--
"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed
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