Fix NULL dereference in ppc32_get_idling_pc.

Fixes #115
GNS3 · Apr 3, 2024 · 47041af · 47041af
1 parent e8c4e38
commit 47041af
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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;