diff options
| -rw-r--r-- | drivers/block/zram/zcomp.c | 2 | ||||
| -rw-r--r-- | drivers/block/zram/zram_drv.c | 8 |
2 files changed, 9 insertions, 1 deletions
diff --git a/drivers/block/zram/zcomp.c b/drivers/block/zram/zcomp.c index f1ff39a3d1c1..a1a8b8ee9fda 100644 --- a/drivers/block/zram/zcomp.c +++ b/drivers/block/zram/zcomp.c @@ -274,7 +274,7 @@ ssize_t zcomp_available_show(const char *comp, char *buf) int i = 0; while (backends[i]) { - if (sysfs_streq(comp, backends[i]->name)) + if (!strcmp(comp, backends[i]->name)) sz += scnprintf(buf + sz, PAGE_SIZE - sz - 2, "[%s] ", backends[i]->name); else diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index a129d52711a6..d94696b28a85 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -363,6 +363,8 @@ static ssize_t comp_algorithm_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t len) { struct zram *zram = dev_to_zram(dev); + size_t sz; + down_write(&zram->init_lock); if (init_done(zram)) { up_write(&zram->init_lock); @@ -370,6 +372,12 @@ static ssize_t comp_algorithm_store(struct device *dev, return -EBUSY; } strlcpy(zram->compressor, buf, sizeof(zram->compressor)); + + /* ignore trailing newline */ + sz = strlen(zram->compressor); + if (sz > 0 && zram->compressor[sz - 1] == '\n') + zram->compressor[sz - 1] = 0x00; + up_write(&zram->init_lock); return len; } |