[PATCH 1/1] memstick: host: fix improper return value

From: Pan Bian When pci_ioremap_bar() returns a NULL pointer, the value of return variable "error" is 0. 0 means no error, which is contrary to the fact. Similarly, the return values are also improper when request_irq() or memstick_add_host() returns unexpected values. This

[PATCH 1/1] memstick: host: fix improper return value

From: Pan Bian When pci_ioremap_bar() returns a NULL pointer, the value of return variable "error" is 0. 0 means no error, which is contrary to the fact. Similarly, the return values are also improper when request_irq() or memstick_add_host() returns unexpected values. This patch fixes the bug,