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Groups > linux.kernel > #1330633
| From | Rasmus Villemoes <linux@rasmusvillemoes.dk> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 1/5] drm/gma500: fix error path in gma_intel_setup_gmbus() |
| Date | 2016-02-09 21:20 +0100 |
| Message-ID | <r0mVt-wW-29@gated-at.bofh.it> (permalink) |
| References | <r0mVr-wW-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
The current code fails to call i2c_del_adapter on
dev_prev->gmbus[0].adapter, and if the for loop above failed already
at i==0, all hell breaks loose when we do the loop body for
i = -1,-2,...
Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
---
drivers/gpu/drm/gma500/intel_gmbus.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/gma500/intel_gmbus.c b/drivers/gpu/drm/gma500/intel_gmbus.c
index 566d330aaeea..e7e22187c539 100644
--- a/drivers/gpu/drm/gma500/intel_gmbus.c
+++ b/drivers/gpu/drm/gma500/intel_gmbus.c
@@ -436,7 +436,7 @@ int gma_intel_setup_gmbus(struct drm_device *dev)
return 0;
err:
- while (--i) {
+ while (i--) {
struct intel_gmbus *bus = &dev_priv->gmbus[i];
i2c_del_adapter(&bus->adapter);
}
--
2.1.4
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[PATCH 0/5] pre-decrement in error paths considered harmful Rasmus Villemoes <linux@rasmusvillemoes.dk> - 2016-02-09 21:20 +0100
[PATCH 5/5] mm/backing-dev.c: fix error path in wb_init() Rasmus Villemoes <linux@rasmusvillemoes.dk> - 2016-02-09 21:20 +0100
[PATCH 4/5] net: sxgbe: fix error paths in sxgbe_platform_probe() Rasmus Villemoes <linux@rasmusvillemoes.dk> - 2016-02-09 21:20 +0100
[PATCH 1/5] drm/gma500: fix error path in gma_intel_setup_gmbus() Rasmus Villemoes <linux@rasmusvillemoes.dk> - 2016-02-09 21:20 +0100
Re: [PATCH 1/5] drm/gma500: fix error path in gma_intel_setup_gmbus() Andy Shevchenko <andy.shevchenko@gmail.com> - 2016-02-10 07:50 +0100
Re: [PATCH 1/5] drm/gma500: fix error path in gma_intel_setup_gmbus() Daniel Vetter <daniel@ffwll.ch> - 2016-02-10 08:30 +0100
[PATCH 3/5] net/mlx4: fix some error handling in mlx4_multi_func_init() Rasmus Villemoes <linux@rasmusvillemoes.dk> - 2016-02-09 21:20 +0100
Re: [PATCH 3/5] net/mlx4: fix some error handling in mlx4_multi_func_init() Yishai Hadas <yishaih@dev.mellanox.co.il> - 2016-02-10 10:50 +0100
Re: [PATCH 3/5] net/mlx4: fix some error handling in mlx4_multi_func_init() Rasmus Villemoes <linux@rasmusvillemoes.dk> - 2016-02-10 19:20 +0100
Re: [PATCH 3/5] net/mlx4: fix some error handling in mlx4_multi_func_init() Jack Morgenstein <jackm@dev.mellanox.co.il> - 2016-02-11 10:30 +0100
Re: [PATCH 3/5] net/mlx4: fix some error handling in mlx4_multi_func_init() Jack Morgenstein <jackm@dev.mellanox.co.il> - 2016-02-11 11:30 +0100
Re: [PATCH 3/5] net/mlx4: fix some error handling in mlx4_multi_func_init() Doug Ledford <dledford@redhat.com> - 2016-02-11 17:10 +0100
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