diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-06-07 12:22:15 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-06-07 12:22:15 +0200 |
commit | 5f4457a4f62cc9d78e04c0eb12ff0540899aad89 (patch) | |
tree | 0b973d527ea6b2ae31e08da0746b4965a3c5a6d8 /arch/arm/mach-omap1/clock.c | |
parent | 9b94b3a19b13e094c10f65f24bc358f6ffe4eacd (diff) | |
parent | b87297fb405ef13cac375f202d114323b076a56d (diff) |
Merge branch 'linus' into x86/cpu
Diffstat (limited to 'arch/arm/mach-omap1/clock.c')
-rw-r--r-- | arch/arm/mach-omap1/clock.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/arch/arm/mach-omap1/clock.c b/arch/arm/mach-omap1/clock.c index dafe4f71d15..336e51dc612 100644 --- a/arch/arm/mach-omap1/clock.c +++ b/arch/arm/mach-omap1/clock.c @@ -590,27 +590,28 @@ static void omap1_init_ext_clk(struct clk * clk) static int omap1_clk_enable(struct clk *clk) { int ret = 0; + if (clk->usecount++ == 0) { - if (likely(clk->parent)) { + if (clk->parent) { ret = omap1_clk_enable(clk->parent); - - if (unlikely(ret != 0)) { - clk->usecount--; - return ret; - } + if (ret) + goto err; if (clk->flags & CLOCK_NO_IDLE_PARENT) omap1_clk_deny_idle(clk->parent); } ret = clk->ops->enable(clk); - - if (unlikely(ret != 0) && clk->parent) { - omap1_clk_disable(clk->parent); - clk->usecount--; + if (ret) { + if (clk->parent) + omap1_clk_disable(clk->parent); + goto err; } } + return ret; +err: + clk->usecount--; return ret; } |