diff options
| author | Matthew Wilcox <matthew.r.wilcox@intel.com> | 2015-01-07 18:04:18 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-03-06 14:52:59 -0800 |
| commit | 532f6e6ffde28d2fc96993cf95161f2b35c9a6e3 (patch) | |
| tree | 283bfb4a58cace91d639411fefd6796de8734790 /arch/powerpc | |
| parent | 3ddf67db2e23d693c506b34fe7d81c7655cf5fcc (diff) | |
axonram: Fix bug in direct_access
commit 91117a20245b59f70b563523edbf998a62fc6383 upstream.
The 'pfn' returned by axonram was completely bogus, and has been since
2008.
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/sysdev/axonram.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/sysdev/axonram.c b/arch/powerpc/sysdev/axonram.c index ad56edc39919..e8bb33b2d3cc 100644 --- a/arch/powerpc/sysdev/axonram.c +++ b/arch/powerpc/sysdev/axonram.c @@ -156,7 +156,7 @@ axon_ram_direct_access(struct block_device *device, sector_t sector, } *kaddr = (void *)(bank->ph_addr + offset); - *pfn = virt_to_phys(kaddr) >> PAGE_SHIFT; + *pfn = virt_to_phys(*kaddr) >> PAGE_SHIFT; return 0; } |