diff options
| author | Jeff Garzik <jeff@garzik.org> | 2012-07-25 15:58:48 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2012-07-25 15:58:48 -0400 |
| commit | 8407884dd9164ec18ed2afc00f56b87e36c51fcf (patch) | |
| tree | b6ea42c231d7d39f454de28a068d78ce11709770 /arch/powerpc/lib/code-patching.c | |
| parent | dc7f71f486f4f5fa96f6dcf86833da020cde8a11 (diff) | |
| parent | bdc0077af574800d24318b6945cf2344e8dbb050 (diff) | |
Merge branch 'master' [vanilla Linus master] into libata-dev.git/upstream
Two bits were appended to the end of the bitfield
list in struct scsi_device. Resolve that conflict
by including both bits.
Conflicts:
include/scsi/scsi_device.h
Diffstat (limited to 'arch/powerpc/lib/code-patching.c')
| -rw-r--r-- | arch/powerpc/lib/code-patching.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/arch/powerpc/lib/code-patching.c b/arch/powerpc/lib/code-patching.c index 7c975d43e3f3..dd223b3eb333 100644 --- a/arch/powerpc/lib/code-patching.c +++ b/arch/powerpc/lib/code-patching.c @@ -13,17 +13,23 @@ #include <linux/mm.h> #include <asm/page.h> #include <asm/code-patching.h> +#include <asm/uaccess.h> -void patch_instruction(unsigned int *addr, unsigned int instr) +int patch_instruction(unsigned int *addr, unsigned int instr) { - *addr = instr; + int err; + + err = __put_user(instr, addr); + if (err) + return err; asm ("dcbst 0, %0; sync; icbi 0,%0; sync; isync" : : "r" (addr)); + return 0; } -void patch_branch(unsigned int *addr, unsigned long target, int flags) +int patch_branch(unsigned int *addr, unsigned long target, int flags) { - patch_instruction(addr, create_branch(addr, target, flags)); + return patch_instruction(addr, create_branch(addr, target, flags)); } unsigned int create_branch(const unsigned int *addr, |