diff options
Diffstat (limited to 'src/interface/linux/linux_sysfs.c')
| -rw-r--r-- | src/interface/linux/linux_sysfs.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/src/interface/linux/linux_sysfs.c b/src/interface/linux/linux_sysfs.c index 4f0027cd4..321824ba9 100644 --- a/src/interface/linux/linux_sysfs.c +++ b/src/interface/linux/linux_sysfs.c @@ -42,8 +42,8 @@ FILE_LICENCE ( GPL2_OR_LATER ); * @v data Data to fill in * @ret len Length read, or negative error */ -int linux_sysfs_read ( const char *filename, userptr_t *data ) { - userptr_t tmp; +int linux_sysfs_read ( const char *filename, void **data ) { + void *tmp; ssize_t read; size_t len; int fd; @@ -59,7 +59,7 @@ int linux_sysfs_read ( const char *filename, userptr_t *data ) { } /* Read file */ - for ( *data = UNULL, len = 0 ; ; len += read ) { + for ( *data = NULL, len = 0 ; ; len += read ) { /* (Re)allocate space */ tmp = urealloc ( *data, ( len + LINUX_SYSFS_BLKSIZE ) ); @@ -70,8 +70,7 @@ int linux_sysfs_read ( const char *filename, userptr_t *data ) { *data = tmp; /* Read from file */ - read = linux_read ( fd, user_to_virt ( *data, len ), - LINUX_SYSFS_BLKSIZE ); + read = linux_read ( fd, ( *data + len ), LINUX_SYSFS_BLKSIZE ); if ( read == 0 ) break; if ( read < 0 ) { |