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Check for presence of driver name in DRIVER_COUNT_FOUND to prevent strcmp on a null pointer when a driver is not built in.

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Con Kolivas 2013-10-09 22:17:56 +11:00
parent a715d27a98
commit 32bc746178
1 changed files with 1 additions and 1 deletions
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2
usbutils.c
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@ -3140,7 +3140,7 @@ void usb_cleanup()
cgsem_destroy(&usb_resource_sem); cgsem_destroy(&usb_resource_sem);
} }
#define DRIVER_COUNT_FOUND(X) if (strcasecmp(ptr, X##_drv.name) == 0) { \ #define DRIVER_COUNT_FOUND(X) if (X##_drv.name && strcasecmp(ptr, X##_drv.name) == 0) { \
drv_count[X##_drv.drv_id].limit = lim; \ drv_count[X##_drv.drv_id].limit = lim; \
found = true; \ found = true; \
} }