Messages in this thread Patch in this message |  | | From | Praveen Srinivasan <> | Subject | [PATCH] fsm.c - null ptr fixes for 2.4.4 | Date | Thu, 24 May 2001 00:27:29 -0700 |
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Hi, Using the Stanford checker, we searched for null-pointer bugs in the linux kernel code. This patch fixes numerous unchecked pointers in the ISDN hisax card driver (fsm.c).
Praveen Srinivasan and Frederick Akalin
--- ../linux/./drivers/isdn/hisax/fsm.c Fri Mar 2 11:12:08 2001 +++ ./drivers/isdn/hisax/fsm.c Mon May 7 21:58:38 2001 @@ -22,6 +22,10 @@ fsm->jumpmatrix = (FSMFNPTR *) kmalloc(sizeof (FSMFNPTR) * fsm->state_count * fsm->event_count, GFP_KERNEL); + if(fsm->jumpmatrix == NULL) { + return; + } + memset(fsm->jumpmatrix, 0, sizeof (FSMFNPTR) * fsm->state_count * fsm->event_count); for (i = 0; i < fncount; i++ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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