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From: Simon Vogl <vogl@soft.uni-linz.ac.at>
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Subject: [PATCH] cfi: init wait queue in chip struct
Reply-To: simon.vogl@researchstudios.at
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Date: Wed, 22 Feb 2006 14:29:21 -0000

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This patch fixes a kernel oops for Intel P30 flashes, where
the wait queue head was not initialized, which in turn caused
a crash at the first read operation.
Simon

--
_______________________________________________________________________
Dr. Simon Vogl ARC Seibersdorf research GmbH Research Studios Austria,
Studio Pervasive Computing Applications Aubrunnerweg 1, A-4040 Linz,
Austria Tel: +43 732 2468-5350, Fax: +43 732 2468-25350 mailto:
simon.vogl@researchstudio.at


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diff -ur linux-2.6.15.4.mtd-git/drivers/mtd/chips/cfi_cmdset_0001.c linux-2.6.15.4/drivers/mtd/chips/cfi_cmdset_0001.c
--- linux-2.6.15.4.mtd-git/drivers/mtd/chips/cfi_cmdset_0001.c	2006-02-21 15:23:34.000000000 +0100
+++ linux-2.6.15.4/drivers/mtd/chips/cfi_cmdset_0001.c	2006-02-22 11:48:29.000000000 +0100
@@ -408,6 +408,7 @@
 		cfi->chips[i].buffer_write_time = 1<<cfi->cfiq->BufWriteTimeoutTyp;
 		cfi->chips[i].erase_time = 1<<cfi->cfiq->BlockEraseTimeoutTyp;
 		cfi->chips[i].ref_point_counter = 0;
+		init_waitqueue_head(&(cfi->chips[i].wq));
 	}
 
 	map->fldrv = &cfi_intelext_chipdrv;

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