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| author | Ian Wisbon <ian.wisbon@timesys.com> | 2011-02-10 17:15:15 -0500 |
|---|---|---|
| committer | Ian Wisbon <ian.wisbon@timesys.com> | 2011-02-10 17:15:15 -0500 |
| commit | a9d2ba1444b0af6c2d8534f0b306660ffc045bc6 (patch) | |
| tree | 79b396bf70ae3795e6ee9a3b645e64f7e29474e7 /arch/arm/plat-mxs/iram.c | |
| parent | effff5718c380983788fe6c380671c18e15ac7c2 (diff) | |
Linux 2.6.31 Release for Digi ConnectCore Wi-i.MX boards2.6.31-digi-201102101717
Diffstat (limited to 'arch/arm/plat-mxs/iram.c')
| -rw-r--r-- | arch/arm/plat-mxs/iram.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/plat-mxs/iram.c b/arch/arm/plat-mxs/iram.c index 3d2a391bd2d1..c63b0a2a9a10 100644 --- a/arch/arm/plat-mxs/iram.c +++ b/arch/arm/plat-mxs/iram.c @@ -36,6 +36,11 @@ void *iram_alloc(unsigned int size, unsigned long *dma_addr) *dma_addr = gen_pool_alloc(iram_pool, size); pr_debug("iram alloc - %dB@0x%p\n", size, (void *)*dma_addr); + + WARN_ON(!*dma_addr); + if (!*dma_addr) + return NULL; + return iram_phys_to_virt(*dma_addr); } EXPORT_SYMBOL(iram_alloc); |