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| author | Matthew Wilcox <matthew.r.wilcox@intel.com> | 2015-01-07 18:04:18 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2015-01-13 21:57:56 -0700 |
| commit | 91117a20245b59f70b563523edbf998a62fc6383 (patch) | |
| tree | 131ea8189f4d56c4fe2e5eb930eeda53654fe890 /arch/powerpc | |
| parent | 78e367a3601f35ea811e7f5660b7362afa2401fa (diff) | |
| download | linux-stable-91117a20245b59f70b563523edbf998a62fc6383.tar.gz linux-stable-91117a20245b59f70b563523edbf998a62fc6383.tar.bz2 linux-stable-91117a20245b59f70b563523edbf998a62fc6383.zip | |
axonram: Fix bug in direct_access
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>
Cc: stable@vger.kernel.org
Signed-off-by: Jens Axboe <axboe@fb.com>
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 f532c92bf99d..367533bb3d48 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; } |