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| author | Juergen Gross <jgross@suse.com> | 2021-02-11 10:09:53 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2021-03-17 23:44:01 +0300 |
| commit | 2c6b02185cc608c19a22691fadc6ca2cd114c286 (patch) | |
| tree | 4f3289909b9a5f4a56eef04ff9094f07225f243e /kernel/irq/matrix.c | |
| parent | ba9e6cab49c1465c2c322dcb03d771d5cbecb692 (diff) | |
| download | linux-2c6b02185cc608c19a22691fadc6ca2cd114c286.tar.xz | |
irq: Simplify condition in irq_matrix_reserve()
The if condition in irq_matrix_reserve() can be much simpler.
While at it fix a typo in the comment.
Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20210211070953.5914-1-jgross@suse.com
Diffstat (limited to 'kernel/irq/matrix.c')
| -rw-r--r-- | kernel/irq/matrix.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/kernel/irq/matrix.c b/kernel/irq/matrix.c index 7a9465ffe71d..6f8b1d171cdc 100644 --- a/kernel/irq/matrix.c +++ b/kernel/irq/matrix.c @@ -337,15 +337,14 @@ void irq_matrix_assign(struct irq_matrix *m, unsigned int bit) * irq_matrix_reserve - Reserve interrupts * @m: Matrix pointer * - * This is merily a book keeping call. It increments the number of globally + * This is merely a book keeping call. It increments the number of globally * reserved interrupt bits w/o actually allocating them. This allows to * setup interrupt descriptors w/o assigning low level resources to it. * The actual allocation happens when the interrupt gets activated. */ void irq_matrix_reserve(struct irq_matrix *m) { - if (m->global_reserved <= m->global_available && - m->global_reserved + 1 > m->global_available) + if (m->global_reserved == m->global_available) pr_warn("Interrupt reservation exceeds available resources\n"); m->global_reserved++; |