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27 March 2024, 02:37:15 UTC
Revision c7521d3aa2fa7fc785682758c99b5bcae503f6be authored by Dan Carpenter on 18 November 2021, 11:22:11 UTC, committed by David S. Miller on 18 November 2021, 12:12:55 UTC 
ptp: ocp: Fix a couple NULL vs IS_ERR() checks
 
The ptp_ocp_get_mem() function does not return NULL, it returns error
pointers.

Fixes: 773bda964921 ("ptp: ocp: Expose various resources on the timecard.")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
1 parent 0fa68da
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Tip revision: c7521d3aa2fa7fc785682758c99b5bcae503f6be authored by Dan Carpenter on 18 November 2021, 11:22:11 UTC
ptp: ocp: Fix a couple NULL vs IS_ERR() checks
Tip revision: c7521d3
debug_page_ref.c 
// SPDX-License-Identifier: GPL-2.0
#include <linux/mm_types.h>
#include <linux/tracepoint.h>

#define CREATE_TRACE_POINTS
#include <trace/events/page_ref.h>

void __page_ref_set(struct page *page, int v)
{
	trace_page_ref_set(page, v);
}
EXPORT_SYMBOL(__page_ref_set);
EXPORT_TRACEPOINT_SYMBOL(page_ref_set);

void __page_ref_mod(struct page *page, int v)
{
	trace_page_ref_mod(page, v);
}
EXPORT_SYMBOL(__page_ref_mod);
EXPORT_TRACEPOINT_SYMBOL(page_ref_mod);

void __page_ref_mod_and_test(struct page *page, int v, int ret)
{
	trace_page_ref_mod_and_test(page, v, ret);
}
EXPORT_SYMBOL(__page_ref_mod_and_test);
EXPORT_TRACEPOINT_SYMBOL(page_ref_mod_and_test);

void __page_ref_mod_and_return(struct page *page, int v, int ret)
{
	trace_page_ref_mod_and_return(page, v, ret);
}
EXPORT_SYMBOL(__page_ref_mod_and_return);
EXPORT_TRACEPOINT_SYMBOL(page_ref_mod_and_return);

void __page_ref_mod_unless(struct page *page, int v, int u)
{
	trace_page_ref_mod_unless(page, v, u);
}
EXPORT_SYMBOL(__page_ref_mod_unless);
EXPORT_TRACEPOINT_SYMBOL(page_ref_mod_unless);

void __page_ref_freeze(struct page *page, int v, int ret)
{
	trace_page_ref_freeze(page, v, ret);
}
EXPORT_SYMBOL(__page_ref_freeze);
EXPORT_TRACEPOINT_SYMBOL(page_ref_freeze);

void __page_ref_unfreeze(struct page *page, int v)
{
	trace_page_ref_unfreeze(page, v);
}
EXPORT_SYMBOL(__page_ref_unfreeze);
EXPORT_TRACEPOINT_SYMBOL(page_ref_unfreeze);
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