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-rw-r--r--cpu/at32ap/exception.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/cpu/at32ap/exception.c b/cpu/at32ap/exception.c
index 0672685..dc9c300 100644
--- a/cpu/at32ap/exception.c
+++ b/cpu/at32ap/exception.c
@@ -111,7 +111,8 @@ void do_unknown_exception(unsigned int ecr, struct pt_regs *regs)
printf("CPU Mode: %s\n", cpu_modes[mode]);
/* Avoid exception loops */
- if (regs->sp < CFG_SDRAM_BASE || regs->sp >= gd->stack_end)
+ if (regs->sp < (gd->stack_end - CONFIG_STACKSIZE)
+ || regs->sp >= gd->stack_end)
printf("\nStack pointer seems bogus, won't do stack dump\n");
else
dump_mem("\nStack: ", regs->sp, gd->stack_end);