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Subject[PATCH] powerpc/powernv: Add error handling to opal_prd_range_is_valid
Date
In the opal_prd_range_is_valid function within opal-prd.c,
error handling was missing for the of_get_address call.
This patch adds necessary error checking, ensuring that the
function gracefully handles scenarios where of_get_address fails.

Signed-off-by: Haoran Liu <liuhaoran14@163.com>
---
arch/powerpc/platforms/powernv/opal-prd.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/powerpc/platforms/powernv/opal-prd.c b/arch/powerpc/platforms/powernv/opal-prd.c
index 327e2f76905d..b66b06efcef1 100644
--- a/arch/powerpc/platforms/powernv/opal-prd.c
+++ b/arch/powerpc/platforms/powernv/opal-prd.c
@@ -66,6 +66,8 @@ static bool opal_prd_range_is_valid(uint64_t addr, uint64_t size)
const char *label;

addrp = of_get_address(node, 0, &range_size, NULL);
+ if (!addrp)
+ continue;

range_addr = of_read_number(addrp, 2);
range_end = range_addr + range_size;
--
2.17.1
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