Messages in this thread Patch in this message | | | Date | Wed, 05 Nov 2014 16:01:06 +0200 | From | Boaz Harrosh <> | Subject | [PATCH 1/5] axonram: Fix bug in direct_access |
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From: Matthew Wilcox <matthew.r.wilcox@intel.com>
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 --- arch/powerpc/sysdev/axonram.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/sysdev/axonram.c b/arch/powerpc/sysdev/axonram.c index ad56edc..e8bb33b 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; } -- 1.9.3
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