Commit c314b6f1 authored by Simon Vogl's avatar Simon Vogl Committed by Linus Torvalds

[PATCH] cfi: init wait queue in chip struct

Fix a kernel oops for Intel P30 flashes, where the wait queue head was not
initialized for the flchip struct, which in turn caused a crash at the
first read operation.
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Cc: <stable@kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 124d90be
...@@ -408,6 +408,7 @@ struct mtd_info *cfi_cmdset_0001(struct map_info *map, int primary) ...@@ -408,6 +408,7 @@ struct mtd_info *cfi_cmdset_0001(struct map_info *map, int primary)
cfi->chips[i].buffer_write_time = 1<<cfi->cfiq->BufWriteTimeoutTyp; cfi->chips[i].buffer_write_time = 1<<cfi->cfiq->BufWriteTimeoutTyp;
cfi->chips[i].erase_time = 1<<cfi->cfiq->BlockEraseTimeoutTyp; cfi->chips[i].erase_time = 1<<cfi->cfiq->BlockEraseTimeoutTyp;
cfi->chips[i].ref_point_counter = 0; cfi->chips[i].ref_point_counter = 0;
init_waitqueue_head(&(cfi->chips[i].wq));
} }
map->fldrv = &cfi_intelext_chipdrv; map->fldrv = &cfi_intelext_chipdrv;
......
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