From: Vijay Sampath Date: Tue, 6 Mar 2007 10:39:44 +0000 (-0800) Subject: [MTD] [NOR] Fix oops in cfi_amdstd_sync X-Git-Tag: v2.6.21-rc4~69^2~11 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=83d480917b1af3f8fcffa7a9c8775e0f2dd03395;p=linux-2.6-omap-h63xx.git [MTD] [NOR] Fix oops in cfi_amdstd_sync The files cfi_cmdset_0002.c and cfi_cmdset_0020.c do not initialize their wait queues like is done in cfi_cmdset_0001.c. This causes an oops when the wait queue is accessed. I have copied the code from cfi_cmdset_0001.c that is pertinent to initialization of the wait queue. Signed-off-by: Vijay Sampath Acked-by: Joern Engel Acked-by: Josh Boyer Signed-off-by: Andrew Morton Signed-off-by: David Woodhouse --- diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c index e3acd398fb3..1f644584046 100644 --- a/drivers/mtd/chips/cfi_cmdset_0002.c +++ b/drivers/mtd/chips/cfi_cmdset_0002.c @@ -359,6 +359,8 @@ struct mtd_info *cfi_cmdset_0002(struct map_info *map, int primary) cfi->chips[i].word_write_time = 1<cfiq->WordWriteTimeoutTyp; cfi->chips[i].buffer_write_time = 1<cfiq->BufWriteTimeoutTyp; cfi->chips[i].erase_time = 1<cfiq->BlockEraseTimeoutTyp; + cfi->chips[i].ref_point_counter = 0; + init_waitqueue_head(&(cfi->chips[i].wq)); } map->fldrv = &cfi_amdstd_chipdrv; diff --git a/drivers/mtd/chips/cfi_cmdset_0020.c b/drivers/mtd/chips/cfi_cmdset_0020.c index 69d49e0250a..b344ff858b2 100644 --- a/drivers/mtd/chips/cfi_cmdset_0020.c +++ b/drivers/mtd/chips/cfi_cmdset_0020.c @@ -158,6 +158,8 @@ struct mtd_info *cfi_cmdset_0020(struct map_info *map, int primary) cfi->chips[i].word_write_time = 128; cfi->chips[i].buffer_write_time = 128; cfi->chips[i].erase_time = 1024; + cfi->chips[i].ref_point_counter = 0; + init_waitqueue_head(&(cfi->chips[i].wq)); } return cfi_staa_setup(map);