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authorChen Gong <g.chen@freescale.com>2008-06-05 21:50:04 +0800
committerDavid Woodhouse <dwmw2@infradead.org>2008-06-06 10:36:21 +0100
commitbc01886352c277e310c07befadbb617c8f561b89 (patch)
treec4f01d41e1705f1beb43ab6c1f3f34a1147c1c3e /drivers/mtd
parentba75321193900a236bc5bbc29145e1039f74eb1b (diff)
downloadlinux-bc01886352c277e310c07befadbb617c8f561b89.tar.bz2
[MTD] m25p80.c mutex unlock fix
fix a mutex release bug in function m25p80_write. Signed-off-by: Chen Gong <g.chen@freescale.com> Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/devices/m25p80.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index 25efd331ef28..b402269301f6 100644
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -346,8 +346,10 @@ static int m25p80_write(struct mtd_info *mtd, loff_t to, size_t len,
mutex_lock(&flash->lock);
/* Wait until finished previous write command. */
- if (wait_till_ready(flash))
+ if (wait_till_ready(flash)) {
+ mutex_unlock(&flash->lock);
return 1;
+ }
write_enable(flash);