usb: storage: Add check for kcalloc
authorJiasheng Jiang <jiasheng@iscas.ac.cn>
Thu, 8 Dec 2022 11:00:58 +0000 (19:00 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 8 Dec 2022 15:43:12 +0000 (16:43 +0100)
commitc35ca10f53c51eeb610d3f8fbc6dd6d511b58a58
tree0084dea0f761abbd81ed4c2c524e6d2aaeb10c00
parent82710ecd0e5d401c36ad21f00d644672005233b9
usb: storage: Add check for kcalloc

As kcalloc may return NULL pointer, the return value should
be checked and return error if fails as same as the ones in
alauda_read_map.

Fixes: e80b0fade09e ("[PATCH] USB Storage: add alauda support")
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Link: https://lore.kernel.org/r/20221208110058.12983-1-jiasheng@iscas.ac.cn
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/storage/alauda.c