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authorHauke Mehrtens <hauke@hauke-m.de>2013-08-03 17:12:07 +0000
committerHauke Mehrtens <hauke@hauke-m.de>2013-08-03 17:12:07 +0000
commit7dea39fda2e974e7d5d40559325018a76adb1283 (patch)
tree02fcdd6f8ae82023ce1127d0f6ba4b2880c17437
parent309123bbfd6e8ad975cd671cc0a409ac277679b8 (diff)
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broadcom-diag: show error message in case something goes wrong with gpio irq
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> SVN-Revision: 37668
-rw-r--r--package/kernel/broadcom-diag/src/diag.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/package/kernel/broadcom-diag/src/diag.c b/package/kernel/broadcom-diag/src/diag.c
index c2a0d09194..1fad586c52 100644
--- a/package/kernel/broadcom-diag/src/diag.c
+++ b/package/kernel/broadcom-diag/src/diag.c
@@ -1424,13 +1424,20 @@ static inline void ssb_maskset32(struct ssb_device *dev,
static void gpio_set_irqenable(int enabled, irqreturn_t (*handler)(int, void *))
{
int irq;
+ int err;
irq = gpio_to_irq(0);
- if (irq == -EINVAL) return;
+ if (irq < 0) {
+ pr_err("no irq for gpio available\n");
+ return;
+ }
if (enabled) {
- if (request_irq(irq, handler, IRQF_SHARED, "gpio", handler))
+ err = request_irq(irq, handler, IRQF_SHARED, "gpio", handler);
+ if (err) {
+ pr_err("can not reqeust irq\n");
return;
+ }
} else {
free_irq(irq, handler);
}