diff --git a/packages/platforms/mellanox/x86-64/x86-64-mlnx-msn2100/onlp/builds/src/module/src/fani.c b/packages/platforms/mellanox/x86-64/x86-64-mlnx-msn2100/onlp/builds/src/module/src/fani.c
index 281105ab..f1de974e 100644
--- a/packages/platforms/mellanox/x86-64/x86-64-mlnx-msn2100/onlp/builds/src/module/src/fani.c
+++ b/packages/platforms/mellanox/x86-64/x86-64-mlnx-msn2100/onlp/builds/src/module/src/fani.c
@@ -348,14 +348,14 @@ onlp_fani_ioctl(onlp_oid_t id, va_list vargs)
     return ONLP_STATUS_E_UNSUPPORTED;
 }
 
-int 
+int
 onlp_fani_get_min_rpm(int id)
 {
     int   len = 0, nbytes = 10;
     char  r_data[10]   = {0};
-    char  fullpath[65] = {0};
 
-    snprintf(fullpath, sizeof(fullpath), "%s%s", PREFIX_PATH, fan_path[id].min);
-    OPEN_READ_FILE(fullpath, r_data, nbytes, len);
+    if (onlp_file_read((uint8_t*)r_data, nbytes, &len, "%s%s", PREFIX_PATH, fan_path[id].min) < 0)
+        return ONLP_STATUS_E_INTERNAL;
+  
     return atoi(r_data);
 }
diff --git a/packages/platforms/mellanox/x86-64/x86-64-mlnx-msn2410/onlp/builds/src/module/src/fani.c b/packages/platforms/mellanox/x86-64/x86-64-mlnx-msn2410/onlp/builds/src/module/src/fani.c
index 289a0ef1..22228e5b 100644
--- a/packages/platforms/mellanox/x86-64/x86-64-mlnx-msn2410/onlp/builds/src/module/src/fani.c
+++ b/packages/platforms/mellanox/x86-64/x86-64-mlnx-msn2410/onlp/builds/src/module/src/fani.c
@@ -534,14 +534,14 @@ onlp_fani_ioctl(onlp_oid_t id, va_list vargs)
     return ONLP_STATUS_E_UNSUPPORTED;
 }
 
-int 
+int
 onlp_fani_get_min_rpm(int id)
 {
     int   len = 0, nbytes = 10;
     char  r_data[10]   = {0};
-    char  fullpath[65] = {0};
 
-    snprintf(fullpath, sizeof(fullpath), "%s%s", PREFIX_PATH, fan_path[id].min);
-    OPEN_READ_FILE(fullpath, r_data, nbytes, len);
+    if (onlp_file_read((uint8_t*)r_data, nbytes, &len, "%s%s", PREFIX_PATH, fan_path[id].min) < 0)
+        return ONLP_STATUS_E_INTERNAL;
+  
     return atoi(r_data);
 }
diff --git a/packages/platforms/mellanox/x86-64/x86-64-mlnx-msn2700/onlp/builds/src/module/src/fani.c b/packages/platforms/mellanox/x86-64/x86-64-mlnx-msn2700/onlp/builds/src/module/src/fani.c
index e15f7184..eebd3d09 100644
--- a/packages/platforms/mellanox/x86-64/x86-64-mlnx-msn2700/onlp/builds/src/module/src/fani.c
+++ b/packages/platforms/mellanox/x86-64/x86-64-mlnx-msn2700/onlp/builds/src/module/src/fani.c
@@ -538,9 +538,9 @@ onlp_fani_get_min_rpm(int id)
 {
     int   len = 0, nbytes = 10;
     char  r_data[10]   = {0};
-    char  fullpath[65] = {0};
 
-    snprintf(fullpath, sizeof(fullpath), "%s%s", PREFIX_PATH, fan_path[id].min);
-    OPEN_READ_FILE(fullpath, r_data, nbytes, len);
+    if (onlp_file_read((uint8_t*)r_data, nbytes, &len, "%s%s", PREFIX_PATH, fan_path[id].min) < 0)
+        return ONLP_STATUS_E_INTERNAL;
+  
     return atoi(r_data);
 }