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driver core: add __printf verification to __ata_ehi_pushv_desc

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__printf is useful to verify format and arguments. Remove the following
warning (with W=1):

  drivers/ata/libata-eh.c:183:10: warning: function might be possible candidate for ‘gnu_printf’ format attribute [-Wsuggest-attribute=format]

Signed-off-by: Mathieu Malaterre <malat@debian.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Mathieu Malaterre 2018-05-05 22:00:37 +02:00 committed by Tejun Heo
parent 7e437d6151
commit 0d74d872c3
1 changed files with 2 additions and 2 deletions
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4
drivers/ata/libata-eh.c
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@ -175,8 +175,8 @@ static void ata_eh_handle_port_resume(struct ata_port *ap)
{ }
#endif /* CONFIG_PM */
static void __ata_ehi_pushv_desc(struct ata_eh_info *ehi, const char *fmt,
va_list args)
static __printf(2, 0) void __ata_ehi_pushv_desc(struct ata_eh_info *ehi,
const char *fmt, va_list args)
{
ehi->desc_len += vscnprintf(ehi->desc + ehi->desc_len,
ATA_EH_DESC_LEN - ehi->desc_len,