Techwizz/kernel-fxtec-pro1x
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pwm: ftm: Correctly track usage count

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No matter how many times the FTM PWM is enabled, the use_count will
always be one.

Signed-off-by: Xiubo Li <Li.Xiubo@freescale.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
This commit is contained in:
Xiubo Li 2014-10-15 13:21:33 +08:00 • committed by Thierry Reding
parent 06e4cb6b1d
commit 8e6e765102
1 changed files with 1 additions and 3 deletions
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4
drivers/pwm/pwm-fsl-ftm.c
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@ -299,7 +299,7 @@ static int fsl_counter_clock_enable(struct fsl_pwm_chip *fpc)
{ {
int ret; int ret;
if (fpc->use_count != 0) if (fpc->use_count++ != 0)
return 0; return 0;
/* select counter clock source */ /* select counter clock source */
@ -316,8 +316,6 @@ static int fsl_counter_clock_enable(struct fsl_pwm_chip *fpc)
return ret; return ret;
} }
fpc->use_count++;
return 0; return 0;
} }