Merge pull request #222 from flaviojs/fix-null-dereference-ppc32_get_…

…idling_pc Fix NULL dereference in ppc32_get_idling_pc.
GNS3 · Apr 3, 2024 · d79f47e · d79f47e
2 parents e8c4e38 + 47041af
commit d79f47e
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diff --git a/stable/ppc32.c b/stable/ppc32.c
@@ -179,6 +179,10 @@ int ppc32_get_idling_pc(cpu_gen_t *cpu)
    printf("\nPlease wait while gathering statistics...\n");
 
    pc_hash = calloc(IDLE_HASH_SIZE,sizeof(struct ppc32_idle_pc_hash *));
+   if (pc_hash == NULL) {
+      printf("Out of memory.");
+      return(-1);
+   }
 
    /* Disable IRQ */
    pcpu->irq_disable = TRUE;

diff --git a/unstable/ppc32.c b/unstable/ppc32.c
@@ -176,6 +176,10 @@ int ppc32_get_idling_pc(cpu_gen_t *cpu)
    printf("\nPlease wait while gathering statistics...\n");
 
    pc_hash = calloc(IDLE_HASH_SIZE,sizeof(struct ppc32_idle_pc_hash *));
+   if (pc_hash == NULL) {
+      printf("Out of memory.");
+      return(-1);
+   }
 
    /* Disable IRQ */
    pcpu->irq_disable = TRUE;