mtd: mtdconcat: fix bug with uninitialized lock and unlock functions
authorMartin Krause <Martin.Krause@tqs.de>
Tue, 22 Jun 2010 13:00:19 +0000 (15:00 +0200)
committerDavid Woodhouse <David.Woodhouse@intel.com>
Mon, 2 Aug 2010 08:04:20 +0000 (09:04 +0100)
Test if a lock or unlock function is present (pointer not NULL) before
calling it, to prevent a kernel dump.

Artem: removed extra blank lines

Signed-off-by: Martin Krause <martin.krause@tqs.de>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
drivers/mtd/mtdconcat.c

Simple merge