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| author |   Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-28 11:41:51 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-28 18:06:21 +0100 |
| commit | aa45ee8fc0ee87c1711b5fe8eb3556d06530c39e (patch) | |
| tree | 4fd5a65dd1dda67ba8e2c4857bf1c7f5c19edaf8 /drivers/mmc | |
| parent | ARM: Fix __cpuexit section mismatch warnings (diff) | |
| download | linux-dev-aa45ee8fc0ee87c1711b5fe8eb3556d06530c39e.tar.xz linux-dev-aa45ee8fc0ee87c1711b5fe8eb3556d06530c39e.zip | |
ARM: Ensure do_cache_op takes mmap_sem
do_cache_op() uses find_vma() to validate its arguments without holding
any locking. This means that the VMA could vanish beneath us. Fix
this by taking a read lock on mmap_sem.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/mmc')
0 files changed, 0 insertions, 0 deletions