diff options
Diffstat (limited to 'drivers/gpu/msm/kgsl_sharedmem.c')
| -rw-r--r-- | drivers/gpu/msm/kgsl_sharedmem.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/gpu/msm/kgsl_sharedmem.c b/drivers/gpu/msm/kgsl_sharedmem.c index cc5e921ce920..4cb9bc5d1651 100644 --- a/drivers/gpu/msm/kgsl_sharedmem.c +++ b/drivers/gpu/msm/kgsl_sharedmem.c @@ -901,8 +901,8 @@ kgsl_sharedmem_readl(const struct kgsl_memdesc *memdesc, if (offsetbytes % sizeof(uint32_t) != 0) return -EINVAL; - WARN_ON(offsetbytes + sizeof(uint32_t) > memdesc->size); - if (offsetbytes + sizeof(uint32_t) > memdesc->size) + WARN_ON(offsetbytes > (memdesc->size - sizeof(uint32_t))); + if (offsetbytes > (memdesc->size - sizeof(uint32_t))) return -ERANGE; rmb(); @@ -924,8 +924,8 @@ kgsl_sharedmem_writel(struct kgsl_device *device, if (offsetbytes % sizeof(uint32_t) != 0) return -EINVAL; - WARN_ON(offsetbytes + sizeof(uint32_t) > memdesc->size); - if (offsetbytes + sizeof(uint32_t) > memdesc->size) + WARN_ON(offsetbytes > (memdesc->size - sizeof(uint32_t))); + if (offsetbytes > (memdesc->size - sizeof(uint32_t))) return -ERANGE; kgsl_cffdump_write(device, memdesc->gpuaddr + offsetbytes, @@ -950,8 +950,8 @@ kgsl_sharedmem_readq(const struct kgsl_memdesc *memdesc, if (offsetbytes % sizeof(uint32_t) != 0) return -EINVAL; - WARN_ON(offsetbytes + sizeof(uint32_t) > memdesc->size); - if (offsetbytes + sizeof(uint32_t) > memdesc->size) + WARN_ON(offsetbytes > (memdesc->size - sizeof(uint32_t))); + if (offsetbytes > (memdesc->size - sizeof(uint32_t))) return -ERANGE; /* @@ -977,8 +977,8 @@ kgsl_sharedmem_writeq(struct kgsl_device *device, if (offsetbytes % sizeof(uint32_t) != 0) return -EINVAL; - WARN_ON(offsetbytes + sizeof(uint32_t) > memdesc->size); - if (offsetbytes + sizeof(uint32_t) > memdesc->size) + WARN_ON(offsetbytes > (memdesc->size - sizeof(uint32_t))); + if (offsetbytes > (memdesc->size - sizeof(uint32_t))) return -ERANGE; kgsl_cffdump_write(device, lower_32_bits(memdesc->gpuaddr + offsetbytes), src); |