X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=arch%2Farm%2Fmach-omap1%2Fclock.c;h=336e51dc612725588b802ef9b0e4da53f3d70d63;hp=dafe4f71d15f2a4785f076d444a58e529480e176;hb=3e48e656903e9fd8bc805c6a2c4264d7808d315b;hpb=ca1ee219c070eab755712d50638bbcd1f8630fc1 diff --git a/arch/arm/mach-omap1/clock.c b/arch/arm/mach-omap1/clock.c index dafe4f71d15f..336e51dc6127 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; }