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| author | Szabolcs Nagy <nsz@port70.net> | 2013-05-26 15:49:08 +0000 |
|---|---|---|
| committer | Szabolcs Nagy <nsz@port70.net> | 2013-05-26 15:49:08 +0000 |
| commit | 41c34d188a598b016d62e152735f8466fe9910a4 (patch) | |
| tree | 90efa948a7901fbfb9450a33373c17efec3f666c /arch/mips/bits | |
| parent | a6367a17d5f77848e8313b1e5e42698aec92908d (diff) | |
| download | musl-41c34d188a598b016d62e152735f8466fe9910a4.tar.gz musl-41c34d188a598b016d62e152735f8466fe9910a4.tar.bz2 musl-41c34d188a598b016d62e152735f8466fe9910a4.tar.xz musl-41c34d188a598b016d62e152735f8466fe9910a4.zip | |
fix ioctl _IOR, _IOW, etc macros to avoid signed overflow (2<<30)
Diffstat (limited to 'arch/mips/bits')
| -rw-r--r-- | arch/mips/bits/ioctl.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/mips/bits/ioctl.h b/arch/mips/bits/ioctl.h index 5040226c..83fb1678 100644 --- a/arch/mips/bits/ioctl.h +++ b/arch/mips/bits/ioctl.h @@ -3,10 +3,10 @@ #define _IOC_READ 2U #define _IOC_WRITE 4U -#define _IO(a,b) _IOC(1U,(a),(b),0) -#define _IOW(a,b,c) _IOC(4U,(a),(b),sizeof(c)) -#define _IOR(a,b,c) _IOC(2U,(a),(b),sizeof(c)) -#define _IOWR(a,b,c) _IOC(6U,(a),(b),sizeof(c)) +#define _IO(a,b) _IOC(_IOC_NONE,(a),(b),0) +#define _IOW(a,b,c) _IOC(_IOC_WRITE,(a),(b),sizeof(c)) +#define _IOR(a,b,c) _IOC(_IOC_READ,(a),(b),sizeof(c)) +#define _IOWR(a,b,c) _IOC(_IOC_READ|_IOC_WRITE,(a),(b),sizeof(c)) #define TCGETA 0x5401 #define TCSETA 0x5402 |