diff options
author | Adrian Hunter <adrian.hunter@nokia.com> | 2009-03-23 08:57:38 -0400 |
---|---|---|
committer | David Woodhouse <David.Woodhouse@intel.com> | 2009-03-23 09:13:55 -0400 |
commit | a29f280b739985a9e829d67af4d08e6584153495 (patch) | |
tree | cf8aa48c5250e8314961ed137a7a78c45a80274c /drivers/mtd/onenand/omap2.c | |
parent | 17b536cc43bcf2afcc20b4812f93a895881b5f4f (diff) |
[MTD] [OneNAND] omap2: panic_write may be in an interrupt context
panic_write may read in an interrupt context.
Signed-off-by: Adrian Hunter <adrian.hunter@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/onenand/omap2.c')
-rw-r--r-- | drivers/mtd/onenand/omap2.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/mtd/onenand/omap2.c b/drivers/mtd/onenand/omap2.c index 77a4f1446156..2c199b30ab58 100644 --- a/drivers/mtd/onenand/omap2.c +++ b/drivers/mtd/onenand/omap2.c | |||
@@ -294,6 +294,10 @@ static int omap3_onenand_read_bufferram(struct mtd_info *mtd, int area, | |||
294 | if (bram_offset & 3 || (size_t)buf & 3 || count < 384) | 294 | if (bram_offset & 3 || (size_t)buf & 3 || count < 384) |
295 | goto out_copy; | 295 | goto out_copy; |
296 | 296 | ||
297 | /* panic_write() may be in an interrupt context */ | ||
298 | if (in_interrupt()) | ||
299 | goto out_copy; | ||
300 | |||
297 | if (buf >= high_memory) { | 301 | if (buf >= high_memory) { |
298 | struct page *p1; | 302 | struct page *p1; |
299 | 303 | ||