On 27/08/2020 10:07, Krzysztof Kozlowski wrote:
platform_get_irq() returns -ERRNO on error.  In such case comparison
to 0 would pass the check.

Fixes: 86a18ee21e5e ("EDAC, ti: Add support for TI keystone and DRA7xx EDAC")
Signed-off-by: Krzysztof Kozlowski <k...@kernel.org>

Reviewed-by: Tero Kristo <t-kri...@ti.com>

---
  drivers/edac/ti_edac.c | 3 ++-
  1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/edac/ti_edac.c b/drivers/edac/ti_edac.c
index 6e52796a0b41..e7eae20f83d1 100644
--- a/drivers/edac/ti_edac.c
+++ b/drivers/edac/ti_edac.c
@@ -278,7 +278,8 @@ static int ti_edac_probe(struct platform_device *pdev)
/* add EMIF ECC error handler */
        error_irq = platform_get_irq(pdev, 0);
-       if (!error_irq) {
+       if (error_irq < 0) {
+               ret = error_irq;
                edac_printk(KERN_ERR, EDAC_MOD_NAME,
                            "EMIF irq number not defined.\n");
                goto err;


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