[PATCH v7 03/22] axonram: Fix bug in direct_access
From: Matthew Wilcox <hidden>
Date: 2014-03-23 19:08:29
Also in:
linux-fsdevel, lkml
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Michael Ellerman, Linus Torvalds
The 'pfn' returned by axonram was completely bogus, and has been since 2008. Signed-off-by: Matthew Wilcox <redacted> --- 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 47b6b9f..830edc8 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; }
--
1.9.0
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