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LinuxKPI: pci.h: always initialize return value

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In pcie_capability_read_*() always initialize the return value to
avoid warnings of uninitialized values in callers.

Sponsored by:	The FreeBSD Foundation
MFC after:	3 days
Differential Revision:	https://reviews.freebsd.org/D39721
This commit is contained in:
Bjoern A. Zeeb
2023-04-20 15:59:33 +00:00
parent b95fa4203d
commit 0e8953b94b
1 changed files with 2 additions and 0 deletions
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sys/compat/linuxkpi/common/include/linux/pci.h
+2
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@@ -1178,6 +1178,7 @@ static bool pcie_capability_reg_implemented(struct pci_dev *dev, int pos)
static inline int
pcie_capability_read_dword(struct pci_dev *dev, int pos, u32 *dst)
{
*dst = 0;
if (pos & 3)
return -EINVAL;
@@ -1190,6 +1191,7 @@ pcie_capability_read_dword(struct pci_dev *dev, int pos, u32 *dst)
static inline int
pcie_capability_read_word(struct pci_dev *dev, int pos, u16 *dst)
{
*dst = 0;
if (pos & 3)
return -EINVAL;