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[ARM] msm: smd: don't crash if the smd channel table doesn't exist

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Signed-off-by: Brian Swetland <swetland@google.com>
Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
This commit is contained in:
Brian Swetland
2009-01-28 20:25:40 -08:00
committed by Daniel Walker
parent 2eb44eb9c8
commit 4d4fb2660d
1 changed files with 4 additions and 1 deletions
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5
arch/arm/mach-msm/smd.c
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@@ -204,7 +204,10 @@ static void smd_channel_probe_worker(struct work_struct *work)
unsigned n; unsigned n;
shared = smem_find(ID_CH_ALLOC_TBL, sizeof(*shared) * 64); shared = smem_find(ID_CH_ALLOC_TBL, sizeof(*shared) * 64);
if (!shared) {
pr_err("smd: cannot find allocation table\n");
return;
}
for (n = 0; n < 64; n++) { for (n = 0; n < 64; n++) {
if (smd_ch_allocated[n]) if (smd_ch_allocated[n])
continue; continue;