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authorKrzysztof Kozlowski <[email protected]>2020-08-27 09:07:43 +0200
committerBorislav Petkov <[email protected]>2020-09-01 20:43:20 +0200
commit66077adb70a2a9e92540155b2ace33ec98299c90 (patch)
treee6dc22c8da87b401129f0708454c59656a0381d7
parentafce6996943be265fa39240b67025cfcb1bcdfb1 (diff)
EDAC/ti: Fix handling of platform_get_irq() error
platform_get_irq() returns a negative error number on error. In such a case, comparison to 0 would pass the check therefore check the return value properly, whether it is negative. [ bp: Massage commit message. ] Fixes: 86a18ee21e5e ("EDAC, ti: Add support for TI keystone and DRA7xx EDAC") Signed-off-by: Krzysztof Kozlowski <[email protected]> Signed-off-by: Borislav Petkov <[email protected]> Reviewed-by: Tero Kristo <[email protected]> Link: https://lkml.kernel.org/r/[email protected]
-rw-r--r--drivers/edac/ti_edac.c3
1 files changed, 2 insertions, 1 deletions
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;