[PATCH 51/81] isdn/gigaset: fix zero size border case in debug dump

3.5.7.6 -stable review patch. If anyone has any objections, please let me know. -- From: Tilman Schmidt commit d721a1752ba544df8d7d36959038b26bc92bdf80 upstream. If subtracting 12 from l leaves zero we'd do a zero size allocation, leading to an oops later when we try to set

[PATCH 51/81] isdn/gigaset: fix zero size border case in debug dump

3.5.7.6 -stable review patch. If anyone has any objections, please let me know. -- From: Tilman Schmidt til...@imap.cc commit d721a1752ba544df8d7d36959038b26bc92bdf80 upstream. If subtracting 12 from l leaves zero we'd do a zero size allocation, leading to an oops later when